Home / 10,280,789.32-14,187,002.56-6,153,094.72

Finding the Fourth Proportional to 10,280,789.32, 14,187,002.56 and 6,153,094.72

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Solution

The fourth proportional to 10,280,789.32, 14,187,002.56 and 6,153,094.72 is: 8,490,979.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280,789.32 : 14,187,002.56 = 6,153,094.72 : x
  2. Step 2: Convert to fraction form
    10,280,789.32/14,187,002.56 = 6,153,094.72/x
  3. Step 3: Cross multiply
    10,280,789.32x = 14,187,002.56 × 6,153,094.72
  4. Step 4: Simplify right side
    10,280,789.32x = 87,293,970,544,562.48
  5. Step 5: Solve for x
    x = 87,293,970,544,562.48/10,280,789.32
  6. Step 6: Final answer
    x = 8,490,979.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.