Home / 8,317,036.20-12,462,140.70-4,712,082.60

Finding the Fourth Proportional to 8,317,036.20, 12,462,140.70 and 4,712,082.60

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Solution

The fourth proportional to 8,317,036.20, 12,462,140.70 and 4,712,082.60 is: 7,060,524.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,036.20 : 12,462,140.70 = 4,712,082.60 : x
  2. Step 2: Convert to fraction form
    8,317,036.20/12,462,140.70 = 4,712,082.60/x
  3. Step 3: Cross multiply
    8,317,036.20x = 12,462,140.70 × 4,712,082.60
  4. Step 4: Simplify right side
    8,317,036.20x = 58,722,636,351,221.81
  5. Step 5: Solve for x
    x = 58,722,636,351,221.81/8,317,036.20
  6. Step 6: Final answer
    x = 7,060,524.32

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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.