Home / 10,153,446.60-15,255,053.10-7,634,022.60

Finding the Fourth Proportional to 10,153,446.60, 15,255,053.10 and 7,634,022.60

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Solution

The fourth proportional to 10,153,446.60, 15,255,053.10 and 7,634,022.60 is: 11,469,742.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153,446.60 : 15,255,053.10 = 7,634,022.60 : x
  2. Step 2: Convert to fraction form
    10,153,446.60/15,255,053.10 = 7,634,022.60/x
  3. Step 3: Cross multiply
    10,153,446.60x = 15,255,053.10 × 7,634,022.60
  4. Step 4: Simplify right side
    10,153,446.60x = 116,457,420,129,600.05
  5. Step 5: Solve for x
    x = 116,457,420,129,600.05/10,153,446.60
  6. Step 6: Final answer
    x = 11,469,742.71

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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.