Home / 15,807,420-23,711,188.32-3,840,156

Finding the Fourth Proportional to 15,807,420, 23,711,188.32 and 3,840,156

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Solution

The fourth proportional to 15,807,420, 23,711,188.32 and 3,840,156 is: 5,760,248.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807,420 : 23,711,188.32 = 3,840,156 : x
  2. Step 2: Convert to fraction form
    15,807,420/23,711,188.32 = 3,840,156/x
  3. Step 3: Cross multiply
    15,807,420x = 23,711,188.32 × 3,840,156
  4. Step 4: Simplify right side
    15,807,420x = 91,054,662,094,177.92
  5. Step 5: Solve for x
    x = 91,054,662,094,177.92/15,807,420
  6. Step 6: Final answer
    x = 5,760,248.17

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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.