Home / 8,051,689.28-11,111,440.68-4,380,649.72

Finding the Fourth Proportional to 8,051,689.28, 11,111,440.68 and 4,380,649.72

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Solution

The fourth proportional to 8,051,689.28, 11,111,440.68 and 4,380,649.72 is: 6,045,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051,689.28 : 11,111,440.68 = 4,380,649.72 : x
  2. Step 2: Convert to fraction form
    8,051,689.28/11,111,440.68 = 4,380,649.72/x
  3. Step 3: Cross multiply
    8,051,689.28x = 11,111,440.68 × 4,380,649.72
  4. Step 4: Simplify right side
    8,051,689.28x = 48,675,329,503,638.60
  5. Step 5: Solve for x
    x = 48,675,329,503,638.60/8,051,689.28
  6. Step 6: Final answer
    x = 6,045,356.17

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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.