Home / 9,072,374.79-13,603,837.44-4,278,776.97

Finding the Fourth Proportional to 9,072,374.79, 13,603,837.44 and 4,278,776.97

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Solution

The fourth proportional to 9,072,374.79, 13,603,837.44 and 4,278,776.97 is: 6,415,937.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,374.79 : 13,603,837.44 = 4,278,776.97 : x
  2. Step 2: Convert to fraction form
    9,072,374.79/13,603,837.44 = 4,278,776.97/x
  3. Step 3: Cross multiply
    9,072,374.79x = 13,603,837.44 × 4,278,776.97
  4. Step 4: Simplify right side
    9,072,374.79x = 58,207,786,341,895.75
  5. Step 5: Solve for x
    x = 58,207,786,341,895.75/9,072,374.79
  6. Step 6: Final answer
    x = 6,415,937.14

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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.