Home / 9,084,538.80-13,608,437.40-5,662,321.20

Finding the Fourth Proportional to 9,084,538.80, 13,608,437.40 and 5,662,321.20

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Solution

The fourth proportional to 9,084,538.80, 13,608,437.40 and 5,662,321.20 is: 8,482,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084,538.80 : 13,608,437.40 = 5,662,321.20 : x
  2. Step 2: Convert to fraction form
    9,084,538.80/13,608,437.40 = 5,662,321.20/x
  3. Step 3: Cross multiply
    9,084,538.80x = 13,608,437.40 × 5,662,321.20
  4. Step 4: Simplify right side
    9,084,538.80x = 77,055,343,588,892.89
  5. Step 5: Solve for x
    x = 77,055,343,588,892.89/9,084,538.80
  6. Step 6: Final answer
    x = 8,482,031.43

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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.