Home / 25,688,112.20-38,532,168.30-10,552,905.80

Finding the Fourth Proportional to 25,688,112.20, 38,532,168.30 and 10,552,905.80

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Solution

The fourth proportional to 25,688,112.20, 38,532,168.30 and 10,552,905.80 is: 15,829,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,688,112.20 : 38,532,168.30 = 10,552,905.80 : x
  2. Step 2: Convert to fraction form
    25,688,112.20/38,532,168.30 = 10,552,905.80/x
  3. Step 3: Cross multiply
    25,688,112.20x = 38,532,168.30 × 10,552,905.80
  4. Step 4: Simplify right side
    25,688,112.20x = 406,626,342,339,646.12
  5. Step 5: Solve for x
    x = 406,626,342,339,646.12/25,688,112.20
  6. Step 6: Final answer
    x = 15,829,358.70

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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.