Home / 56,785,421.40-85,178,132.10-26,496,346.20

Finding the Fourth Proportional to 56,785,421.40, 85,178,132.10 and 26,496,346.20

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Solution

The fourth proportional to 56,785,421.40, 85,178,132.10 and 26,496,346.20 is: 39,744,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,785,421.40 : 85,178,132.10 = 26,496,346.20 : x
  2. Step 2: Convert to fraction form
    56,785,421.40/85,178,132.10 = 26,496,346.20/x
  3. Step 3: Cross multiply
    56,785,421.40x = 85,178,132.10 × 26,496,346.20
  4. Step 4: Simplify right side
    56,785,421.40x = 2,256,909,276,790,933
  5. Step 5: Solve for x
    x = 2,256,909,276,790,933/56,785,421.40
  6. Step 6: Final answer
    x = 39,744,519.30

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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.