Home / 30,522,703.38-42,121,320.95-16,772,553.24

Finding the Fourth Proportional to 30,522,703.38, 42,121,320.95 and 16,772,553.24

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Solution

The fourth proportional to 30,522,703.38, 42,121,320.95 and 16,772,553.24 is: 23,146,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,522,703.38 : 42,121,320.95 = 16,772,553.24 : x
  2. Step 2: Convert to fraction form
    30,522,703.38/42,121,320.95 = 16,772,553.24/x
  3. Step 3: Cross multiply
    30,522,703.38x = 42,121,320.95 × 16,772,553.24
  4. Step 4: Simplify right side
    30,522,703.38x = 706,482,098,089,139.62
  5. Step 5: Solve for x
    x = 706,482,098,089,139.62/30,522,703.38
  6. Step 6: Final answer
    x = 23,146,118.13

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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.