Home / 10,891,640.30-16,337,460.45-10,395,628.70

Finding the Fourth Proportional to 10,891,640.30, 16,337,460.45 and 10,395,628.70

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Solution

The fourth proportional to 10,891,640.30, 16,337,460.45 and 10,395,628.70 is: 15,593,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891,640.30 : 16,337,460.45 = 10,395,628.70 : x
  2. Step 2: Convert to fraction form
    10,891,640.30/16,337,460.45 = 10,395,628.70/x
  3. Step 3: Cross multiply
    10,891,640.30x = 16,337,460.45 × 10,395,628.70
  4. Step 4: Simplify right side
    10,891,640.30x = 169,838,172,739,134.91
  5. Step 5: Solve for x
    x = 169,838,172,739,134.91/10,891,640.30
  6. Step 6: Final answer
    x = 15,593,443.05

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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.