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Finding the Third Proportional to 10,447,903.13 and 15,829,867.69

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Solution

The third proportional to 10,447,903.13 and 15,829,867.69 is: 23,984,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447,903.13 : 15,829,867.69 = 15,829,867.69 : x
  2. Step 2: Convert to fraction form
    10,447,903.13/15,829,867.69 = 15,829,867.69/x
  3. Step 3: Cross multiply
    10,447,903.13x = 15,829,867.69 × 15,829,867.69
  4. Step 4: Simplify right side
    10,447,903.13x = 250,584,711,003,756.59
  5. Step 5: Solve for x
    x = 250,584,711,003,756.59/10,447,903.13
  6. Step 6: Final answer
    x = 23,984,210.80

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.