Home / 10,306,165.60-15,465,153.30-3,921,000.40

Finding the Fourth Proportional to 10,306,165.60, 15,465,153.30 and 3,921,000.40

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Solution

The fourth proportional to 10,306,165.60, 15,465,153.30 and 3,921,000.40 is: 5,883,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,165.60 : 15,465,153.30 = 3,921,000.40 : x
  2. Step 2: Convert to fraction form
    10,306,165.60/15,465,153.30 = 3,921,000.40/x
  3. Step 3: Cross multiply
    10,306,165.60x = 15,465,153.30 × 3,921,000.40
  4. Step 4: Simplify right side
    10,306,165.60x = 60,638,872,275,361.32
  5. Step 5: Solve for x
    x = 60,638,872,275,361.32/10,306,165.60
  6. Step 6: Final answer
    x = 5,883,747.13

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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.