Home / 7,180,660.60-10,778,864.10-4,488,026.20

Finding the Fourth Proportional to 7,180,660.60, 10,778,864.10 and 4,488,026.20

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Solution

The fourth proportional to 7,180,660.60, 10,778,864.10 and 4,488,026.20 is: 6,736,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180,660.60 : 10,778,864.10 = 4,488,026.20 : x
  2. Step 2: Convert to fraction form
    7,180,660.60/10,778,864.10 = 4,488,026.20/x
  3. Step 3: Cross multiply
    7,180,660.60x = 10,778,864.10 × 4,488,026.20
  4. Step 4: Simplify right side
    7,180,660.60x = 48,375,824,487,039.42
  5. Step 5: Solve for x
    x = 48,375,824,487,039.42/7,180,660.60
  6. Step 6: Final answer
    x = 6,736,960.17

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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.