Home / 19,431,368.71-29,147,049.42-5,784,714.70

Finding the Fourth Proportional to 19,431,368.71, 29,147,049.42 and 5,784,714.70

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Solution

The fourth proportional to 19,431,368.71, 29,147,049.42 and 5,784,714.70 is: 8,677,070.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,431,368.71 : 29,147,049.42 = 5,784,714.70 : x
  2. Step 2: Convert to fraction form
    19,431,368.71/29,147,049.42 = 5,784,714.70/x
  3. Step 3: Cross multiply
    19,431,368.71x = 29,147,049.42 × 5,784,714.70
  4. Step 4: Simplify right side
    19,431,368.71x = 168,607,365,241,500.50
  5. Step 5: Solve for x
    x = 168,607,365,241,500.50/19,431,368.71
  6. Step 6: Final answer
    x = 8,677,070.96

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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.