Home / 10,856,864.96-14,981,889.06-6,210,742.02

Finding the Fourth Proportional to 10,856,864.96, 14,981,889.06 and 6,210,742.02

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Solution

The fourth proportional to 10,856,864.96, 14,981,889.06 and 6,210,742.02 is: 8,570,489.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,864.96 : 14,981,889.06 = 6,210,742.02 : x
  2. Step 2: Convert to fraction form
    10,856,864.96/14,981,889.06 = 6,210,742.02/x
  3. Step 3: Cross multiply
    10,856,864.96x = 14,981,889.06 × 6,210,742.02
  4. Step 4: Simplify right side
    10,856,864.96x = 93,048,647,923,920.30
  5. Step 5: Solve for x
    x = 93,048,647,923,920.30/10,856,864.96
  6. Step 6: Final answer
    x = 8,570,489.57

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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.