Home / 8,989,680.40-13,486,270.20-2,600,141.20

Finding the Fourth Proportional to 8,989,680.40, 13,486,270.20 and 2,600,141.20

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Solution

The fourth proportional to 8,989,680.40, 13,486,270.20 and 2,600,141.20 is: 3,900,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,680.40 : 13,486,270.20 = 2,600,141.20 : x
  2. Step 2: Convert to fraction form
    8,989,680.40/13,486,270.20 = 2,600,141.20/x
  3. Step 3: Cross multiply
    8,989,680.40x = 13,486,270.20 × 2,600,141.20
  4. Step 4: Simplify right side
    8,989,680.40x = 35,066,206,781,352.24
  5. Step 5: Solve for x
    x = 35,066,206,781,352.24/8,989,680.40
  6. Step 6: Final answer
    x = 3,900,717.85

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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.