Home / 10,754,501.80-16,131,752.70-9,578,770.60

Finding the Fourth Proportional to 10,754,501.80, 16,131,752.70 and 9,578,770.60

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Solution

The fourth proportional to 10,754,501.80, 16,131,752.70 and 9,578,770.60 is: 14,368,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754,501.80 : 16,131,752.70 = 9,578,770.60 : x
  2. Step 2: Convert to fraction form
    10,754,501.80/16,131,752.70 = 9,578,770.60/x
  3. Step 3: Cross multiply
    10,754,501.80x = 16,131,752.70 × 9,578,770.60
  4. Step 4: Simplify right side
    10,754,501.80x = 154,522,358,489,230.59
  5. Step 5: Solve for x
    x = 154,522,358,489,230.59/10,754,501.80
  6. Step 6: Final answer
    x = 14,368,155.90

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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.