Home / 10,366,624.68-15,549,937.02-7,138,120.60

Finding the Fourth Proportional to 10,366,624.68, 15,549,937.02 and 7,138,120.60

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Solution

The fourth proportional to 10,366,624.68, 15,549,937.02 and 7,138,120.60 is: 10,707,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,624.68 : 15,549,937.02 = 7,138,120.60 : x
  2. Step 2: Convert to fraction form
    10,366,624.68/15,549,937.02 = 7,138,120.60/x
  3. Step 3: Cross multiply
    10,366,624.68x = 15,549,937.02 × 7,138,120.60
  4. Step 4: Simplify right side
    10,366,624.68x = 110,997,325,771,164.61
  5. Step 5: Solve for x
    x = 110,997,325,771,164.61/10,366,624.68
  6. Step 6: Final answer
    x = 10,707,180.90

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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.