Home / 7,250,435.40-10,866,321.90-5,559,155.40

Finding the Fourth Proportional to 7,250,435.40, 10,866,321.90 and 5,559,155.40

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Solution

The fourth proportional to 7,250,435.40, 10,866,321.90 and 5,559,155.40 is: 8,331,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250,435.40 : 10,866,321.90 = 5,559,155.40 : x
  2. Step 2: Convert to fraction form
    7,250,435.40/10,866,321.90 = 5,559,155.40/x
  3. Step 3: Cross multiply
    7,250,435.40x = 10,866,321.90 × 5,559,155.40
  4. Step 4: Simplify right side
    7,250,435.40x = 60,407,572,068,523.27
  5. Step 5: Solve for x
    x = 60,407,572,068,523.27/7,250,435.40
  6. Step 6: Final answer
    x = 8,331,578.55

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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.