Home / 9,191,117.28-12,683,741.85-5,061,138.59

Finding the Fourth Proportional to 9,191,117.28, 12,683,741.85 and 5,061,138.59

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Solution

The fourth proportional to 9,191,117.28, 12,683,741.85 and 5,061,138.59 is: 6,984,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191,117.28 : 12,683,741.85 = 5,061,138.59 : x
  2. Step 2: Convert to fraction form
    9,191,117.28/12,683,741.85 = 5,061,138.59/x
  3. Step 3: Cross multiply
    9,191,117.28x = 12,683,741.85 × 5,061,138.59
  4. Step 4: Simplify right side
    9,191,117.28x = 64,194,175,279,214.28
  5. Step 5: Solve for x
    x = 64,194,175,279,214.28/9,191,117.28
  6. Step 6: Final answer
    x = 6,984,371.25

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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.