Home / 8,926,901.14-12,307,718.86-5,781,607.42

Finding the Fourth Proportional to 8,926,901.14, 12,307,718.86 and 5,781,607.42

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Solution

The fourth proportional to 8,926,901.14, 12,307,718.86 and 5,781,607.42 is: 7,971,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926,901.14 : 12,307,718.86 = 5,781,607.42 : x
  2. Step 2: Convert to fraction form
    8,926,901.14/12,307,718.86 = 5,781,607.42/x
  3. Step 3: Cross multiply
    8,926,901.14x = 12,307,718.86 × 5,781,607.42
  4. Step 4: Simplify right side
    8,926,901.14x = 71,158,398,684,249.94
  5. Step 5: Solve for x
    x = 71,158,398,684,249.94/8,926,901.14
  6. Step 6: Final answer
    x = 7,971,231.85

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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.