Home / 30,822,665.76-42,535,966.06-17,591,577.30

Finding the Fourth Proportional to 30,822,665.76, 42,535,966.06 and 17,591,577.30

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Solution

The fourth proportional to 30,822,665.76, 42,535,966.06 and 17,591,577.30 is: 24,276,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822,665.76 : 42,535,966.06 = 17,591,577.30 : x
  2. Step 2: Convert to fraction form
    30,822,665.76/42,535,966.06 = 17,591,577.30/x
  3. Step 3: Cross multiply
    30,822,665.76x = 42,535,966.06 × 17,591,577.30
  4. Step 4: Simplify right side
    30,822,665.76x = 748,274,734,974,666.50
  5. Step 5: Solve for x
    x = 748,274,734,974,666.50/30,822,665.76
  6. Step 6: Final answer
    x = 24,276,768.95

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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.