Home / 9,143,354.51-12,617,951.30-5,013,375.18

Finding the Fourth Proportional to 9,143,354.51, 12,617,951.30 and 5,013,375.18

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Solution

The fourth proportional to 9,143,354.51, 12,617,951.30 and 5,013,375.18 is: 6,918,524.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,143,354.51 : 12,617,951.30 = 5,013,375.18 : x
  2. Step 2: Convert to fraction form
    9,143,354.51/12,617,951.30 = 5,013,375.18/x
  3. Step 3: Cross multiply
    9,143,354.51x = 12,617,951.30 × 5,013,375.18
  4. Step 4: Simplify right side
    9,143,354.51x = 63,258,523,882,402.17
  5. Step 5: Solve for x
    x = 63,258,523,882,402.17/9,143,354.51
  6. Step 6: Final answer
    x = 6,918,524.69

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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.