Home / 11,434,638.33-15,779,831.94-6,278,333.85

Finding the Fourth Proportional to 11,434,638.33, 15,779,831.94 and 6,278,333.85

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Solution

The fourth proportional to 11,434,638.33, 15,779,831.94 and 6,278,333.85 is: 8,664,117.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434,638.33 : 15,779,831.94 = 6,278,333.85 : x
  2. Step 2: Convert to fraction form
    11,434,638.33/15,779,831.94 = 6,278,333.85/x
  3. Step 3: Cross multiply
    11,434,638.33x = 15,779,831.94 × 6,278,333.85
  4. Step 4: Simplify right side
    11,434,638.33x = 99,071,053,016,213.16
  5. Step 5: Solve for x
    x = 99,071,053,016,213.16/11,434,638.33
  6. Step 6: Final answer
    x = 8,664,117.76

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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.