Home / 14,798,708.64-20,421,081.72-8,996,685.12

Finding the Fourth Proportional to 14,798,708.64, 20,421,081.72 and 8,996,685.12

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Solution

The fourth proportional to 14,798,708.64, 20,421,081.72 and 8,996,685.12 is: 12,414,734.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,798,708.64 : 20,421,081.72 = 8,996,685.12 : x
  2. Step 2: Convert to fraction form
    14,798,708.64/20,421,081.72 = 8,996,685.12/x
  3. Step 3: Cross multiply
    14,798,708.64x = 20,421,081.72 × 8,996,685.12
  4. Step 4: Simplify right side
    14,798,708.64x = 183,722,042,044,627.97
  5. Step 5: Solve for x
    x = 183,722,042,044,627.97/14,798,708.64
  6. Step 6: Final answer
    x = 12,414,734.73

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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.