Home / 8,579,649.68-11,839,909.56-4,712,275.52

Finding the Fourth Proportional to 8,579,649.68, 11,839,909.56 and 4,712,275.52

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Solution

The fourth proportional to 8,579,649.68, 11,839,909.56 and 4,712,275.52 is: 6,502,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579,649.68 : 11,839,909.56 = 4,712,275.52 : x
  2. Step 2: Convert to fraction form
    8,579,649.68/11,839,909.56 = 4,712,275.52/x
  3. Step 3: Cross multiply
    8,579,649.68x = 11,839,909.56 × 4,712,275.52
  4. Step 4: Simplify right side
    8,579,649.68x = 55,792,915,978,601.97
  5. Step 5: Solve for x
    x = 55,792,915,978,601.97/8,579,649.68
  6. Step 6: Final answer
    x = 6,502,936.37

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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.