Home / 48,458,410.80-72,687,616.20-39,849,066.60

Finding the Fourth Proportional to 48,458,410.80, 72,687,616.20 and 39,849,066.60

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Solution

The fourth proportional to 48,458,410.80, 72,687,616.20 and 39,849,066.60 is: 59,773,599.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,458,410.80 : 72,687,616.20 = 39,849,066.60 : x
  2. Step 2: Convert to fraction form
    48,458,410.80/72,687,616.20 = 39,849,066.60/x
  3. Step 3: Cross multiply
    48,458,410.80x = 72,687,616.20 × 39,849,066.60
  4. Step 4: Simplify right side
    48,458,410.80x = 2,896,533,658,949,039
  5. Step 5: Solve for x
    x = 2,896,533,658,949,039/48,458,410.80
  6. Step 6: Final answer
    x = 59,773,599.90

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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.