Home / 34,397,580.78-51,596,371.02-12,539,599.26

Finding the Fourth Proportional to 34,397,580.78, 51,596,371.02 and 12,539,599.26

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Solution

The fourth proportional to 34,397,580.78, 51,596,371.02 and 12,539,599.26 is: 18,809,398.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,397,580.78 : 51,596,371.02 = 12,539,599.26 : x
  2. Step 2: Convert to fraction form
    34,397,580.78/51,596,371.02 = 12,539,599.26/x
  3. Step 3: Cross multiply
    34,397,580.78x = 51,596,371.02 × 12,539,599.26
  4. Step 4: Simplify right side
    34,397,580.78x = 646,997,815,861,077.50
  5. Step 5: Solve for x
    x = 646,997,815,861,077.50/34,397,580.78
  6. Step 6: Final answer
    x = 18,809,398.84

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.