Home / 25,238,719.60-37,858,079.40-8,201,114.80

Finding the Fourth Proportional to 25,238,719.60, 37,858,079.40 and 8,201,114.80

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Solution

The fourth proportional to 25,238,719.60, 37,858,079.40 and 8,201,114.80 is: 12,301,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,238,719.60 : 37,858,079.40 = 8,201,114.80 : x
  2. Step 2: Convert to fraction form
    25,238,719.60/37,858,079.40 = 8,201,114.80/x
  3. Step 3: Cross multiply
    25,238,719.60x = 37,858,079.40 × 8,201,114.80
  4. Step 4: Simplify right side
    25,238,719.60x = 310,478,455,266,915.12
  5. Step 5: Solve for x
    x = 310,478,455,266,915.12/25,238,719.60
  6. Step 6: Final answer
    x = 12,301,672.20

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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.