Home / 15,288,914.70-22,959,944.10-8,114,461.20

Finding the Fourth Proportional to 15,288,914.70, 22,959,944.10 and 8,114,461.20

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Solution

The fourth proportional to 15,288,914.70, 22,959,944.10 and 8,114,461.20 is: 12,185,794.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288,914.70 : 22,959,944.10 = 8,114,461.20 : x
  2. Step 2: Convert to fraction form
    15,288,914.70/22,959,944.10 = 8,114,461.20/x
  3. Step 3: Cross multiply
    15,288,914.70x = 22,959,944.10 × 8,114,461.20
  4. Step 4: Simplify right side
    15,288,914.70x = 186,307,575,553,618.94
  5. Step 5: Solve for x
    x = 186,307,575,553,618.94/15,288,914.70
  6. Step 6: Final answer
    x = 12,185,794.69

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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.