Home / 39,720,031.20-59,580,046.80-14,161,874.40

Finding the Fourth Proportional to 39,720,031.20, 59,580,046.80 and 14,161,874.40

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Solution

The fourth proportional to 39,720,031.20, 59,580,046.80 and 14,161,874.40 is: 21,242,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,720,031.20 : 59,580,046.80 = 14,161,874.40 : x
  2. Step 2: Convert to fraction form
    39,720,031.20/59,580,046.80 = 14,161,874.40/x
  3. Step 3: Cross multiply
    39,720,031.20x = 59,580,046.80 × 14,161,874.40
  4. Step 4: Simplify right side
    39,720,031.20x = 843,765,139,527,721.88
  5. Step 5: Solve for x
    x = 843,765,139,527,721.88/39,720,031.20
  6. Step 6: Final answer
    x = 21,242,811.60

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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.