Home / 14,996,861.64-20,695,627.98-8,121,341.88

Finding the Fourth Proportional to 14,996,861.64, 20,695,627.98 and 8,121,341.88

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Solution

The fourth proportional to 14,996,861.64, 20,695,627.98 and 8,121,341.88 is: 11,207,429.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996,861.64 : 20,695,627.98 = 8,121,341.88 : x
  2. Step 2: Convert to fraction form
    14,996,861.64/20,695,627.98 = 8,121,341.88/x
  3. Step 3: Cross multiply
    14,996,861.64x = 20,695,627.98 × 8,121,341.88
  4. Step 4: Simplify right side
    14,996,861.64x = 168,076,270,246,873.81
  5. Step 5: Solve for x
    x = 168,076,270,246,873.81/14,996,861.64
  6. Step 6: Final answer
    x = 11,207,429.55

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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.