Home / 7,244,867.20-10,867,300.80-6,461,046.40

Finding the Fourth Proportional to 7,244,867.20, 10,867,300.80 and 6,461,046.40

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Solution

The fourth proportional to 7,244,867.20, 10,867,300.80 and 6,461,046.40 is: 9,691,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,867.20 : 10,867,300.80 = 6,461,046.40 : x
  2. Step 2: Convert to fraction form
    7,244,867.20/10,867,300.80 = 6,461,046.40/x
  3. Step 3: Cross multiply
    7,244,867.20x = 10,867,300.80 × 6,461,046.40
  4. Step 4: Simplify right side
    7,244,867.20x = 70,214,134,711,557.12
  5. Step 5: Solve for x
    x = 70,214,134,711,557.12/7,244,867.20
  6. Step 6: Final answer
    x = 9,691,569.60

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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.