Home / 5,176,123.96-7,143,079.40-3,001,956.18

Finding the Fourth Proportional to 5,176,123.96, 7,143,079.40 and 3,001,956.18

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Solution

The fourth proportional to 5,176,123.96, 7,143,079.40 and 3,001,956.18 is: 4,142,715.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,123.96 : 7,143,079.40 = 3,001,956.18 : x
  2. Step 2: Convert to fraction form
    5,176,123.96/7,143,079.40 = 3,001,956.18/x
  3. Step 3: Cross multiply
    5,176,123.96x = 7,143,079.40 × 3,001,956.18
  4. Step 4: Simplify right side
    5,176,123.96x = 21,443,211,349,060.70
  5. Step 5: Solve for x
    x = 21,443,211,349,060.70/5,176,123.96
  6. Step 6: Final answer
    x = 4,142,715.96

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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.