Home / 20,026,853.10-30,045,200.40-5,649,733.80

Finding the Fourth Proportional to 20,026,853.10, 30,045,200.40 and 5,649,733.80

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Solution

The fourth proportional to 20,026,853.10, 30,045,200.40 and 5,649,733.80 is: 8,475,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026,853.10 : 30,045,200.40 = 5,649,733.80 : x
  2. Step 2: Convert to fraction form
    20,026,853.10/30,045,200.40 = 5,649,733.80/x
  3. Step 3: Cross multiply
    20,026,853.10x = 30,045,200.40 × 5,649,733.80
  4. Step 4: Simplify right side
    20,026,853.10x = 169,747,384,227,653.50
  5. Step 5: Solve for x
    x = 169,747,384,227,653.50/20,026,853.10
  6. Step 6: Final answer
    x = 8,475,988.88

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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.