Home / 30,503,773.18-45,755,621.13-7,784,670.94

Finding the Fourth Proportional to 30,503,773.18, 45,755,621.13 and 7,784,670.94

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Solution

The fourth proportional to 30,503,773.18, 45,755,621.13 and 7,784,670.94 is: 11,676,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,503,773.18 : 45,755,621.13 = 7,784,670.94 : x
  2. Step 2: Convert to fraction form
    30,503,773.18/45,755,621.13 = 7,784,670.94/x
  3. Step 3: Cross multiply
    30,503,773.18x = 45,755,621.13 × 7,784,670.94
  4. Step 4: Simplify right side
    30,503,773.18x = 356,192,454,152,361
  5. Step 5: Solve for x
    x = 356,192,454,152,361/30,503,773.18
  6. Step 6: Final answer
    x = 11,676,996.55

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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.