Home / 55,345,712.80-82,794,620.40-48,627,248.80

Finding the Fourth Proportional to 55,345,712.80, 82,794,620.40 and 48,627,248.80

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Solution

The fourth proportional to 55,345,712.80, 82,794,620.40 and 48,627,248.80 is: 72,744,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,345,712.80 : 82,794,620.40 = 48,627,248.80 : x
  2. Step 2: Convert to fraction form
    55,345,712.80/82,794,620.40 = 48,627,248.80/x
  3. Step 3: Cross multiply
    55,345,712.80x = 82,794,620.40 × 48,627,248.80
  4. Step 4: Simplify right side
    55,345,712.80x = 4,026,074,605,492,355.50
  5. Step 5: Solve for x
    x = 4,026,074,605,492,355.50/55,345,712.80
  6. Step 6: Final answer
    x = 72,744,109.74

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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.