Home / 19,438,037.52-29,153,864.54-6,484,287.69

Finding the Fourth Proportional to 19,438,037.52, 29,153,864.54 and 6,484,287.69

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Solution

The fourth proportional to 19,438,037.52, 29,153,864.54 and 6,484,287.69 is: 9,725,366.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438,037.52 : 29,153,864.54 = 6,484,287.69 : x
  2. Step 2: Convert to fraction form
    19,438,037.52/29,153,864.54 = 6,484,287.69/x
  3. Step 3: Cross multiply
    19,438,037.52x = 29,153,864.54 × 6,484,287.69
  4. Step 4: Simplify right side
    19,438,037.52x = 189,042,044,952,649.53
  5. Step 5: Solve for x
    x = 189,042,044,952,649.53/19,438,037.52
  6. Step 6: Final answer
    x = 9,725,366.81

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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.