Home / 39,403,811.40-59,105,717.10-13,847,404.20

Finding the Fourth Proportional to 39,403,811.40, 59,105,717.10 and 13,847,404.20

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Solution

The fourth proportional to 39,403,811.40, 59,105,717.10 and 13,847,404.20 is: 20,771,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,403,811.40 : 59,105,717.10 = 13,847,404.20 : x
  2. Step 2: Convert to fraction form
    39,403,811.40/59,105,717.10 = 13,847,404.20/x
  3. Step 3: Cross multiply
    39,403,811.40x = 59,105,717.10 × 13,847,404.20
  4. Step 4: Simplify right side
    39,403,811.40x = 818,460,755,214,551.75
  5. Step 5: Solve for x
    x = 818,460,755,214,551.75/39,403,811.40
  6. Step 6: Final answer
    x = 20,771,106.30

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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.