Home / 7,431,401.48-11,144,427.16-2,572,387.68

Finding the Fourth Proportional to 7,431,401.48, 11,144,427.16 and 2,572,387.68

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Solution

The fourth proportional to 7,431,401.48, 11,144,427.16 and 2,572,387.68 is: 3,857,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,401.48 : 11,144,427.16 = 2,572,387.68 : x
  2. Step 2: Convert to fraction form
    7,431,401.48/11,144,427.16 = 2,572,387.68/x
  3. Step 3: Cross multiply
    7,431,401.48x = 11,144,427.16 × 2,572,387.68
  4. Step 4: Simplify right side
    7,431,401.48x = 28,667,787,127,041.39
  5. Step 5: Solve for x
    x = 28,667,787,127,041.39/7,431,401.48
  6. Step 6: Final answer
    x = 3,857,655.55

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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.