Home / 15,746,823.80-23,620,235.70-5,109,255.80

Finding the Fourth Proportional to 15,746,823.80, 23,620,235.70 and 5,109,255.80

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Solution

The fourth proportional to 15,746,823.80, 23,620,235.70 and 5,109,255.80 is: 7,663,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746,823.80 : 23,620,235.70 = 5,109,255.80 : x
  2. Step 2: Convert to fraction form
    15,746,823.80/23,620,235.70 = 5,109,255.80/x
  3. Step 3: Cross multiply
    15,746,823.80x = 23,620,235.70 × 5,109,255.80
  4. Step 4: Simplify right side
    15,746,823.80x = 120,681,826,247,592.05
  5. Step 5: Solve for x
    x = 120,681,826,247,592.05/15,746,823.80
  6. Step 6: Final answer
    x = 7,663,883.70

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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.