Home / 42,205,024.80-63,274,463.28-16,665,150.96

Finding the Fourth Proportional to 42,205,024.80, 63,274,463.28 and 16,665,150.96

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Solution

The fourth proportional to 42,205,024.80, 63,274,463.28 and 16,665,150.96 is: 24,984,666.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,205,024.80 : 63,274,463.28 = 16,665,150.96 : x
  2. Step 2: Convert to fraction form
    42,205,024.80/63,274,463.28 = 16,665,150.96/x
  3. Step 3: Cross multiply
    42,205,024.80x = 63,274,463.28 × 16,665,150.96
  4. Step 4: Simplify right side
    42,205,024.80x = 1,054,478,482,474,176.88
  5. Step 5: Solve for x
    x = 1,054,478,482,474,176.88/42,205,024.80
  6. Step 6: Final answer
    x = 24,984,666.81

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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.