Home / 48,385,321.80-72,577,982.70-18,089,248.20

Finding the Fourth Proportional to 48,385,321.80, 72,577,982.70 and 18,089,248.20

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Solution

The fourth proportional to 48,385,321.80, 72,577,982.70 and 18,089,248.20 is: 27,133,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,321.80 : 72,577,982.70 = 18,089,248.20 : x
  2. Step 2: Convert to fraction form
    48,385,321.80/72,577,982.70 = 18,089,248.20/x
  3. Step 3: Cross multiply
    48,385,321.80x = 72,577,982.70 × 18,089,248.20
  4. Step 4: Simplify right side
    48,385,321.80x = 1,312,881,142,915,606.25
  5. Step 5: Solve for x
    x = 1,312,881,142,915,606.25/48,385,321.80
  6. Step 6: Final answer
    x = 27,133,872.30

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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.