Home / 21,709,769.64-32,522,084.46-12,592,713.36

Finding the Fourth Proportional to 21,709,769.64, 32,522,084.46 and 12,592,713.36

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Solution

The fourth proportional to 21,709,769.64, 32,522,084.46 and 12,592,713.36 is: 18,864,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,709,769.64 : 32,522,084.46 = 12,592,713.36 : x
  2. Step 2: Convert to fraction form
    21,709,769.64/32,522,084.46 = 12,592,713.36/x
  3. Step 3: Cross multiply
    21,709,769.64x = 32,522,084.46 × 12,592,713.36
  4. Step 4: Simplify right side
    21,709,769.64x = 409,541,287,474,490.38
  5. Step 5: Solve for x
    x = 409,541,287,474,490.38/21,709,769.64
  6. Step 6: Final answer
    x = 18,864,377.39

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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.