Home / 19,407,240-29,107,772.28-6,452,315.91

Finding the Fourth Proportional to 19,407,240, 29,107,772.28 and 6,452,315.91

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Solution

The fourth proportional to 19,407,240, 29,107,772.28 and 6,452,315.91 is: 9,677,447.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407,240 : 29,107,772.28 = 6,452,315.91 : x
  2. Step 2: Convert to fraction form
    19,407,240/29,107,772.28 = 6,452,315.91/x
  3. Step 3: Cross multiply
    19,407,240x = 29,107,772.28 × 6,452,315.91
  4. Step 4: Simplify right side
    19,407,240x = 187,812,542,186,901
  5. Step 5: Solve for x
    x = 187,812,542,186,901/19,407,240
  6. Step 6: Final answer
    x = 9,677,447.29

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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.