Home / 11,280,699.20-16,896,165.60-6,785,134.40

Finding the Fourth Proportional to 11,280,699.20, 16,896,165.60 and 6,785,134.40

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Solution

The fourth proportional to 11,280,699.20, 16,896,165.60 and 6,785,134.40 is: 10,162,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280,699.20 : 16,896,165.60 = 6,785,134.40 : x
  2. Step 2: Convert to fraction form
    11,280,699.20/16,896,165.60 = 6,785,134.40/x
  3. Step 3: Cross multiply
    11,280,699.20x = 16,896,165.60 × 6,785,134.40
  4. Step 4: Simplify right side
    11,280,699.20x = 114,642,754,440,656.66
  5. Step 5: Solve for x
    x = 114,642,754,440,656.66/11,280,699.20
  6. Step 6: Final answer
    x = 10,162,734.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.