Home / 25,238,363.20-37,857,544.80-18,072,001.60

Finding the Fourth Proportional to 25,238,363.20, 37,857,544.80 and 18,072,001.60

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Solution

The fourth proportional to 25,238,363.20, 37,857,544.80 and 18,072,001.60 is: 27,108,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,238,363.20 : 37,857,544.80 = 18,072,001.60 : x
  2. Step 2: Convert to fraction form
    25,238,363.20/37,857,544.80 = 18,072,001.60/x
  3. Step 3: Cross multiply
    25,238,363.20x = 37,857,544.80 × 18,072,001.60
  4. Step 4: Simplify right side
    25,238,363.20x = 684,161,610,197,671.62
  5. Step 5: Solve for x
    x = 684,161,610,197,671.62/25,238,363.20
  6. Step 6: Final answer
    x = 27,108,002.40

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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.