Home / 48,385,840.80-72,578,761.20-36,292,605.60

Finding the Fourth Proportional to 48,385,840.80, 72,578,761.20 and 36,292,605.60

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Solution

The fourth proportional to 48,385,840.80, 72,578,761.20 and 36,292,605.60 is: 54,438,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,840.80 : 72,578,761.20 = 36,292,605.60 : x
  2. Step 2: Convert to fraction form
    48,385,840.80/72,578,761.20 = 36,292,605.60/x
  3. Step 3: Cross multiply
    48,385,840.80x = 72,578,761.20 × 36,292,605.60
  4. Step 4: Simplify right side
    48,385,840.80x = 2,634,072,355,168,183
  5. Step 5: Solve for x
    x = 2,634,072,355,168,183/48,385,840.80
  6. Step 6: Final answer
    x = 54,438,908.40

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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.