Home / 7,912,169.76-10,919,032.08-4,474,341.84

Finding the Fourth Proportional to 7,912,169.76, 10,919,032.08 and 4,474,341.84

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Solution

The fourth proportional to 7,912,169.76, 10,919,032.08 and 4,474,341.84 is: 6,174,726.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,912,169.76 : 10,919,032.08 = 4,474,341.84 : x
  2. Step 2: Convert to fraction form
    7,912,169.76/10,919,032.08 = 4,474,341.84/x
  3. Step 3: Cross multiply
    7,912,169.76x = 10,919,032.08 × 4,474,341.84
  4. Step 4: Simplify right side
    7,912,169.76x = 48,855,482,087,846.23
  5. Step 5: Solve for x
    x = 48,855,482,087,846.23/7,912,169.76
  6. Step 6: Final answer
    x = 6,174,726.22

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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.