Home / 15,543,819.90-23,315,511.15-7,024,142.70

Finding the Fourth Proportional to 15,543,819.90, 23,315,511.15 and 7,024,142.70

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Solution

The fourth proportional to 15,543,819.90, 23,315,511.15 and 7,024,142.70 is: 10,536,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543,819.90 : 23,315,511.15 = 7,024,142.70 : x
  2. Step 2: Convert to fraction form
    15,543,819.90/23,315,511.15 = 7,024,142.70/x
  3. Step 3: Cross multiply
    15,543,819.90x = 23,315,511.15 × 7,024,142.70
  4. Step 4: Simplify right side
    15,543,819.90x = 163,771,477,441,041.09
  5. Step 5: Solve for x
    x = 163,771,477,441,041.09/15,543,819.90
  6. Step 6: Final answer
    x = 10,536,115.22

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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.