Home / 47,478,729.80-71,218,094.70-44,293,680.20

Finding the Fourth Proportional to 47,478,729.80, 71,218,094.70 and 44,293,680.20

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Solution

The fourth proportional to 47,478,729.80, 71,218,094.70 and 44,293,680.20 is: 66,440,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478,729.80 : 71,218,094.70 = 44,293,680.20 : x
  2. Step 2: Convert to fraction form
    47,478,729.80/71,218,094.70 = 44,293,680.20/x
  3. Step 3: Cross multiply
    47,478,729.80x = 71,218,094.70 × 44,293,680.20
  4. Step 4: Simplify right side
    47,478,729.80x = 3,154,511,511,095,115.50
  5. Step 5: Solve for x
    x = 3,154,511,511,095,115.50/47,478,729.80
  6. Step 6: Final answer
    x = 66,440,520.30

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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.