Home / 30,655,487.13-42,305,593.82-16,717,605.02

Finding the Fourth Proportional to 30,655,487.13, 42,305,593.82 and 16,717,605.02

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Solution

The fourth proportional to 30,655,487.13, 42,305,593.82 and 16,717,605.02 is: 23,070,852.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,655,487.13 : 42,305,593.82 = 16,717,605.02 : x
  2. Step 2: Convert to fraction form
    30,655,487.13/42,305,593.82 = 16,717,605.02/x
  3. Step 3: Cross multiply
    30,655,487.13x = 42,305,593.82 × 16,717,605.02
  4. Step 4: Simplify right side
    30,655,487.13x = 707,248,207,619,313
  5. Step 5: Solve for x
    x = 707,248,207,619,313/30,655,487.13
  6. Step 6: Final answer
    x = 23,070,852.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.