Home / 7,171,407.38-10,759,217.88-2,122,849.10

Finding the Fourth Proportional to 7,171,407.38, 10,759,217.88 and 2,122,849.10

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Solution

The fourth proportional to 7,171,407.38, 10,759,217.88 and 2,122,849.10 is: 3,184,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,407.38 : 10,759,217.88 = 2,122,849.10 : x
  2. Step 2: Convert to fraction form
    7,171,407.38/10,759,217.88 = 2,122,849.10/x
  3. Step 3: Cross multiply
    7,171,407.38x = 10,759,217.88 × 2,122,849.10
  4. Step 4: Simplify right side
    7,171,407.38x = 22,840,195,939,465.82
  5. Step 5: Solve for x
    x = 22,840,195,939,465.82/7,171,407.38
  6. Step 6: Final answer
    x = 3,184,897.29

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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.