Home / 9,475,456.50-13,076,138.66-5,124,542.78

Finding the Fourth Proportional to 9,475,456.50, 13,076,138.66 and 5,124,542.78

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Solution

The fourth proportional to 9,475,456.50, 13,076,138.66 and 5,124,542.78 is: 7,071,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475,456.50 : 13,076,138.66 = 5,124,542.78 : x
  2. Step 2: Convert to fraction form
    9,475,456.50/13,076,138.66 = 5,124,542.78/x
  3. Step 3: Cross multiply
    9,475,456.50x = 13,076,138.66 × 5,124,542.78
  4. Step 4: Simplify right side
    9,475,456.50x = 67,009,231,967,449.50
  5. Step 5: Solve for x
    x = 67,009,231,967,449.50/9,475,456.50
  6. Step 6: Final answer
    x = 7,071,873.74

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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.