Home / 10,369,150.80-15,553,726.20-9,896,758.80

Finding the Fourth Proportional to 10,369,150.80, 15,553,726.20 and 9,896,758.80

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Solution

The fourth proportional to 10,369,150.80, 15,553,726.20 and 9,896,758.80 is: 14,845,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,150.80 : 15,553,726.20 = 9,896,758.80 : x
  2. Step 2: Convert to fraction form
    10,369,150.80/15,553,726.20 = 9,896,758.80/x
  3. Step 3: Cross multiply
    10,369,150.80x = 15,553,726.20 × 9,896,758.80
  4. Step 4: Simplify right side
    10,369,150.80x = 153,931,476,642,640.56
  5. Step 5: Solve for x
    x = 153,931,476,642,640.56/10,369,150.80
  6. Step 6: Final answer
    x = 14,845,138.20

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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.