Home / 10,502,285.40-15,777,047.70-10,100,752.20

Finding the Fourth Proportional to 10,502,285.40, 15,777,047.70 and 10,100,752.20

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Solution

The fourth proportional to 10,502,285.40, 15,777,047.70 and 10,100,752.20 is: 15,173,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,285.40 : 15,777,047.70 = 10,100,752.20 : x
  2. Step 2: Convert to fraction form
    10,502,285.40/15,777,047.70 = 10,100,752.20/x
  3. Step 3: Cross multiply
    10,502,285.40x = 15,777,047.70 × 10,100,752.20
  4. Step 4: Simplify right side
    10,502,285.40x = 159,360,049,265,279.91
  5. Step 5: Solve for x
    x = 159,360,049,265,279.91/10,502,285.40
  6. Step 6: Final answer
    x = 15,173,844.85

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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.