Home / 10,396,942.80-15,596,456.40-3,572,617.20

Finding the Fourth Proportional to 10,396,942.80, 15,596,456.40 and 3,572,617.20

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Solution

The fourth proportional to 10,396,942.80, 15,596,456.40 and 3,572,617.20 is: 5,359,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,396,942.80 : 15,596,456.40 = 3,572,617.20 : x
  2. Step 2: Convert to fraction form
    10,396,942.80/15,596,456.40 = 3,572,617.20/x
  3. Step 3: Cross multiply
    10,396,942.80x = 15,596,456.40 × 3,572,617.20
  4. Step 4: Simplify right side
    10,396,942.80x = 55,720,168,393,690.09
  5. Step 5: Solve for x
    x = 55,720,168,393,690.09/10,396,942.80
  6. Step 6: Final answer
    x = 5,359,283.92

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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.