Home / 9,894,111.28-13,655,315.02-5,543,491.66

Finding the Fourth Proportional to 9,894,111.28, 13,655,315.02 and 5,543,491.66

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Solution

The fourth proportional to 9,894,111.28, 13,655,315.02 and 5,543,491.66 is: 7,650,826.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,894,111.28 : 13,655,315.02 = 5,543,491.66 : x
  2. Step 2: Convert to fraction form
    9,894,111.28/13,655,315.02 = 5,543,491.66/x
  3. Step 3: Cross multiply
    9,894,111.28x = 13,655,315.02 × 5,543,491.66
  4. Step 4: Simplify right side
    9,894,111.28x = 75,698,124,928,042.73
  5. Step 5: Solve for x
    x = 75,698,124,928,042.73/9,894,111.28
  6. Step 6: Final answer
    x = 7,650,826.11

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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.