Home / 5,693,042.80-8,539,564.20-5,143,887.10

Finding the Fourth Proportional to 5,693,042.80, 8,539,564.20 and 5,143,887.10

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Solution

The fourth proportional to 5,693,042.80, 8,539,564.20 and 5,143,887.10 is: 7,715,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693,042.80 : 8,539,564.20 = 5,143,887.10 : x
  2. Step 2: Convert to fraction form
    5,693,042.80/8,539,564.20 = 5,143,887.10/x
  3. Step 3: Cross multiply
    5,693,042.80x = 8,539,564.20 × 5,143,887.10
  4. Step 4: Simplify right side
    5,693,042.80x = 43,926,554,128,001.81
  5. Step 5: Solve for x
    x = 43,926,554,128,001.81/5,693,042.80
  6. Step 6: Final answer
    x = 7,715,830.65

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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.