Home / 14,523,789.16-20,042,035.14-7,996,178.80

Finding the Fourth Proportional to 14,523,789.16, 20,042,035.14 and 7,996,178.80

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Solution

The fourth proportional to 14,523,789.16, 20,042,035.14 and 7,996,178.80 is: 11,034,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523,789.16 : 20,042,035.14 = 7,996,178.80 : x
  2. Step 2: Convert to fraction form
    14,523,789.16/20,042,035.14 = 7,996,178.80/x
  3. Step 3: Cross multiply
    14,523,789.16x = 20,042,035.14 × 7,996,178.80
  4. Step 4: Simplify right side
    14,523,789.16x = 160,259,696,495,323.03
  5. Step 5: Solve for x
    x = 160,259,696,495,323.03/14,523,789.16
  6. Step 6: Final answer
    x = 11,034,289.66

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1.5x scale

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.