Home / 48,275,929.40-72,413,894.10-47,940,006.20

Finding the Fourth Proportional to 48,275,929.40, 72,413,894.10 and 47,940,006.20

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Solution

The fourth proportional to 48,275,929.40, 72,413,894.10 and 47,940,006.20 is: 71,910,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,275,929.40 : 72,413,894.10 = 47,940,006.20 : x
  2. Step 2: Convert to fraction form
    48,275,929.40/72,413,894.10 = 47,940,006.20/x
  3. Step 3: Cross multiply
    48,275,929.40x = 72,413,894.10 × 47,940,006.20
  4. Step 4: Simplify right side
    48,275,929.40x = 3,471,522,532,120,143.50
  5. Step 5: Solve for x
    x = 3,471,522,532,120,143.50/48,275,929.40
  6. Step 6: Final answer
    x = 71,910,009.30

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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.