Home / 9,072,605.40-13,608,908.10-5,860,339.80

Finding the Fourth Proportional to 9,072,605.40, 13,608,908.10 and 5,860,339.80

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Solution

The fourth proportional to 9,072,605.40, 13,608,908.10 and 5,860,339.80 is: 8,790,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,605.40 : 13,608,908.10 = 5,860,339.80 : x
  2. Step 2: Convert to fraction form
    9,072,605.40/13,608,908.10 = 5,860,339.80/x
  3. Step 3: Cross multiply
    9,072,605.40x = 13,608,908.10 × 5,860,339.80
  4. Step 4: Simplify right side
    9,072,605.40x = 79,752,825,772,972.38
  5. Step 5: Solve for x
    x = 79,752,825,772,972.38/9,072,605.40
  6. Step 6: Final answer
    x = 8,790,509.70

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Similar ratio
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1.5x scale

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.