Home / 6,663,660.40-9,995,490.53-1,614,970.90

Finding the Fourth Proportional to 6,663,660.40, 9,995,490.53 and 1,614,970.90

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Solution

The fourth proportional to 6,663,660.40, 9,995,490.53 and 1,614,970.90 is: 2,422,456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,660.40 : 9,995,490.53 = 1,614,970.90 : x
  2. Step 2: Convert to fraction form
    6,663,660.40/9,995,490.53 = 1,614,970.90/x
  3. Step 3: Cross multiply
    6,663,660.40x = 9,995,490.53 × 1,614,970.90
  4. Step 4: Simplify right side
    6,663,660.40x = 16,142,426,337,175.57
  5. Step 5: Solve for x
    x = 16,142,426,337,175.57/6,663,660.40
  6. Step 6: Final answer
    x = 2,422,456.33

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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.