Home / 8,579,661.68-11,839,926.12-4,712,287.52

Finding the Fourth Proportional to 8,579,661.68, 11,839,926.12 and 4,712,287.52

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Solution

The fourth proportional to 8,579,661.68, 11,839,926.12 and 4,712,287.52 is: 6,502,952.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579,661.68 : 11,839,926.12 = 4,712,287.52 : x
  2. Step 2: Convert to fraction form
    8,579,661.68/11,839,926.12 = 4,712,287.52/x
  3. Step 3: Cross multiply
    8,579,661.68x = 11,839,926.12 × 4,712,287.52
  4. Step 4: Simplify right side
    8,579,661.68x = 55,793,136,092,998.02
  5. Step 5: Solve for x
    x = 55,793,136,092,998.02/8,579,661.68
  6. Step 6: Final answer
    x = 6,502,952.93

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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.