Home / 10,426,812.60-15,640,218.90-10,001,659.80

Finding the Fourth Proportional to 10,426,812.60, 15,640,218.90 and 10,001,659.80

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Solution

The fourth proportional to 10,426,812.60, 15,640,218.90 and 10,001,659.80 is: 15,002,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426,812.60 : 15,640,218.90 = 10,001,659.80 : x
  2. Step 2: Convert to fraction form
    10,426,812.60/15,640,218.90 = 10,001,659.80/x
  3. Step 3: Cross multiply
    10,426,812.60x = 15,640,218.90 × 10,001,659.80
  4. Step 4: Simplify right side
    10,426,812.60x = 156,428,148,635,330.25
  5. Step 5: Solve for x
    x = 156,428,148,635,330.25/10,426,812.60
  6. Step 6: Final answer
    x = 15,002,489.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.