Home / 9,665,581.32-13,338,408.45-5,255,306.94

Finding the Fourth Proportional to 9,665,581.32, 13,338,408.45 and 5,255,306.94

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Solution

The fourth proportional to 9,665,581.32, 13,338,408.45 and 5,255,306.94 is: 7,252,272.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665,581.32 : 13,338,408.45 = 5,255,306.94 : x
  2. Step 2: Convert to fraction form
    9,665,581.32/13,338,408.45 = 5,255,306.94/x
  3. Step 3: Cross multiply
    9,665,581.32x = 13,338,408.45 × 5,255,306.94
  4. Step 4: Simplify right side
    9,665,581.32x = 70,097,430,495,839.65
  5. Step 5: Solve for x
    x = 70,097,430,495,839.65/9,665,581.32
  6. Step 6: Final answer
    x = 7,252,272.59

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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.