Home / 9,214,397.84-12,720,472.52-5,730,859.52

Finding the Fourth Proportional to 9,214,397.84, 12,720,472.52 and 5,730,859.52

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Solution

The fourth proportional to 9,214,397.84, 12,720,472.52 and 5,730,859.52 is: 7,911,449.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,397.84 : 12,720,472.52 = 5,730,859.52 : x
  2. Step 2: Convert to fraction form
    9,214,397.84/12,720,472.52 = 5,730,859.52/x
  3. Step 3: Cross multiply
    9,214,397.84x = 12,720,472.52 × 5,730,859.52
  4. Step 4: Simplify right side
    9,214,397.84x = 72,899,241,040,140.38
  5. Step 5: Solve for x
    x = 72,899,241,040,140.38/9,214,397.84
  6. Step 6: Final answer
    x = 7,911,449.27

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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.