Home / 19,431,001.20-29,146,501.80-5,967,807.60

Finding the Fourth Proportional to 19,431,001.20, 29,146,501.80 and 5,967,807.60

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Solution

The fourth proportional to 19,431,001.20, 29,146,501.80 and 5,967,807.60 is: 8,951,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,431,001.20 : 29,146,501.80 = 5,967,807.60 : x
  2. Step 2: Convert to fraction form
    19,431,001.20/29,146,501.80 = 5,967,807.60/x
  3. Step 3: Cross multiply
    19,431,001.20x = 29,146,501.80 × 5,967,807.60
  4. Step 4: Simplify right side
    19,431,001.20x = 173,940,714,955,453.69
  5. Step 5: Solve for x
    x = 173,940,714,955,453.69/19,431,001.20
  6. Step 6: Final answer
    x = 8,951,711.40

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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.