Home / 10,073,423.80-15,110,135.70-8,514,530.20

Finding the Fourth Proportional to 10,073,423.80, 15,110,135.70 and 8,514,530.20

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Solution

The fourth proportional to 10,073,423.80, 15,110,135.70 and 8,514,530.20 is: 12,771,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,423.80 : 15,110,135.70 = 8,514,530.20 : x
  2. Step 2: Convert to fraction form
    10,073,423.80/15,110,135.70 = 8,514,530.20/x
  3. Step 3: Cross multiply
    10,073,423.80x = 15,110,135.70 × 8,514,530.20
  4. Step 4: Simplify right side
    10,073,423.80x = 128,655,706,743,748.12
  5. Step 5: Solve for x
    x = 128,655,706,743,748.12/10,073,423.80
  6. Step 6: Final answer
    x = 12,771,795.30

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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.