Home / 8,897,195.70-13,345,793.55-7,409,160.90

Finding the Fourth Proportional to 8,897,195.70, 13,345,793.55 and 7,409,160.90

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Solution

The fourth proportional to 8,897,195.70, 13,345,793.55 and 7,409,160.90 is: 11,113,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,195.70 : 13,345,793.55 = 7,409,160.90 : x
  2. Step 2: Convert to fraction form
    8,897,195.70/13,345,793.55 = 7,409,160.90/x
  3. Step 3: Cross multiply
    8,897,195.70x = 13,345,793.55 × 7,409,160.90
  4. Step 4: Simplify right side
    8,897,195.70x = 98,881,131,750,132.20
  5. Step 5: Solve for x
    x = 98,881,131,750,132.20/8,897,195.70
  6. Step 6: Final answer
    x = 11,113,741.35

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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.