Home / 7,175,426.04-9,902,165.22-3,912,214.14

Finding the Fourth Proportional to 7,175,426.04, 9,902,165.22 and 3,912,214.14

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Solution

The fourth proportional to 7,175,426.04, 9,902,165.22 and 3,912,214.14 is: 5,398,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,426.04 : 9,902,165.22 = 3,912,214.14 : x
  2. Step 2: Convert to fraction form
    7,175,426.04/9,902,165.22 = 3,912,214.14/x
  3. Step 3: Cross multiply
    7,175,426.04x = 9,902,165.22 × 3,912,214.14
  4. Step 4: Simplify right side
    7,175,426.04x = 38,739,390,790,300.21
  5. Step 5: Solve for x
    x = 38,739,390,790,300.21/7,175,426.04
  6. Step 6: Final answer
    x = 5,398,897.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.