Home / 11,342,856.86-15,653,070.78-6,448,079.18

Finding the Fourth Proportional to 11,342,856.86, 15,653,070.78 and 6,448,079.18

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Solution

The fourth proportional to 11,342,856.86, 15,653,070.78 and 6,448,079.18 is: 8,898,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342,856.86 : 15,653,070.78 = 6,448,079.18 : x
  2. Step 2: Convert to fraction form
    11,342,856.86/15,653,070.78 = 6,448,079.18/x
  3. Step 3: Cross multiply
    11,342,856.86x = 15,653,070.78 × 6,448,079.18
  4. Step 4: Simplify right side
    11,342,856.86x = 100,932,239,799,584.34
  5. Step 5: Solve for x
    x = 100,932,239,799,584.34/11,342,856.86
  6. Step 6: Final answer
    x = 8,898,308.52

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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.