Home / 11,133,045.60-16,699,568.40-8,610,511.20

Finding the Fourth Proportional to 11,133,045.60, 16,699,568.40 and 8,610,511.20

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Solution

The fourth proportional to 11,133,045.60, 16,699,568.40 and 8,610,511.20 is: 12,915,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133,045.60 : 16,699,568.40 = 8,610,511.20 : x
  2. Step 2: Convert to fraction form
    11,133,045.60/16,699,568.40 = 8,610,511.20/x
  3. Step 3: Cross multiply
    11,133,045.60x = 16,699,568.40 × 8,610,511.20
  4. Step 4: Simplify right side
    11,133,045.60x = 143,791,820,743,366.06
  5. Step 5: Solve for x
    x = 143,791,820,743,366.06/11,133,045.60
  6. Step 6: Final answer
    x = 12,915,766.80

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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.