Home / 9,680,395.64-13,358,438.89-5,328,631.96

Finding the Fourth Proportional to 9,680,395.64, 13,358,438.89 and 5,328,631.96

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Solution

The fourth proportional to 9,680,395.64, 13,358,438.89 and 5,328,631.96 is: 7,353,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680,395.64 : 13,358,438.89 = 5,328,631.96 : x
  2. Step 2: Convert to fraction form
    9,680,395.64/13,358,438.89 = 5,328,631.96/x
  3. Step 3: Cross multiply
    9,680,395.64x = 13,358,438.89 × 5,328,631.96
  4. Step 4: Simplify right side
    9,680,395.64x = 71,182,204,358,243.23
  5. Step 5: Solve for x
    x = 71,182,204,358,243.23/9,680,395.64
  6. Step 6: Final answer
    x = 7,353,232.97

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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.