Home / 7,136,499.70-9,848,119.12-3,873,248.76

Finding the Fourth Proportional to 7,136,499.70, 9,848,119.12 and 3,873,248.76

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Solution

The fourth proportional to 7,136,499.70, 9,848,119.12 and 3,873,248.76 is: 5,344,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,499.70 : 9,848,119.12 = 3,873,248.76 : x
  2. Step 2: Convert to fraction form
    7,136,499.70/9,848,119.12 = 3,873,248.76/x
  3. Step 3: Cross multiply
    7,136,499.70x = 9,848,119.12 × 3,873,248.76
  4. Step 4: Simplify right side
    7,136,499.70x = 38,144,215,169,872.29
  5. Step 5: Solve for x
    x = 38,144,215,169,872.29/7,136,499.70
  6. Step 6: Final answer
    x = 5,344,947.35

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Double scale
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1.5x scale

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.