Home / 11,591,280.60-17,386,920.90-3,072,931.80

Finding the Fourth Proportional to 11,591,280.60, 17,386,920.90 and 3,072,931.80

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Solution

The fourth proportional to 11,591,280.60, 17,386,920.90 and 3,072,931.80 is: 4,609,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,280.60 : 17,386,920.90 = 3,072,931.80 : x
  2. Step 2: Convert to fraction form
    11,591,280.60/17,386,920.90 = 3,072,931.80/x
  3. Step 3: Cross multiply
    11,591,280.60x = 17,386,920.90 × 3,072,931.80
  4. Step 4: Simplify right side
    11,591,280.60x = 53,428,822,137,694.61
  5. Step 5: Solve for x
    x = 53,428,822,137,694.61/11,591,280.60
  6. Step 6: Final answer
    x = 4,609,397.70

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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.