Home / 8,992,373.18-12,408,724.78-5,071,913.24

Finding the Fourth Proportional to 8,992,373.18, 12,408,724.78 and 5,071,913.24

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Solution

The fourth proportional to 8,992,373.18, 12,408,724.78 and 5,071,913.24 is: 6,998,817.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992,373.18 : 12,408,724.78 = 5,071,913.24 : x
  2. Step 2: Convert to fraction form
    8,992,373.18/12,408,724.78 = 5,071,913.24/x
  3. Step 3: Cross multiply
    8,992,373.18x = 12,408,724.78 × 5,071,913.24
  4. Step 4: Simplify right side
    8,992,373.18x = 62,935,975,428,474.69
  5. Step 5: Solve for x
    x = 62,935,975,428,474.69/8,992,373.18
  6. Step 6: Final answer
    x = 6,998,817.13

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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.