Home / 6,981,886.28-10,404,354.25-6,923,099.72

Finding the Fourth Proportional to 6,981,886.28, 10,404,354.25 and 6,923,099.72

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Solution

The fourth proportional to 6,981,886.28, 10,404,354.25 and 6,923,099.72 is: 10,316,750.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981,886.28 : 10,404,354.25 = 6,923,099.72 : x
  2. Step 2: Convert to fraction form
    6,981,886.28/10,404,354.25 = 6,923,099.72/x
  3. Step 3: Cross multiply
    6,981,886.28x = 10,404,354.25 × 6,923,099.72
  4. Step 4: Simplify right side
    6,981,886.28x = 72,030,381,994,955.81
  5. Step 5: Solve for x
    x = 72,030,381,994,955.81/6,981,886.28
  6. Step 6: Final answer
    x = 10,316,750.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.