Home / 20,034,069.40-30,051,104.10-4,888,000.90

Finding the Fourth Proportional to 20,034,069.40, 30,051,104.10 and 4,888,000.90

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Solution

The fourth proportional to 20,034,069.40, 30,051,104.10 and 4,888,000.90 is: 7,332,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034,069.40 : 30,051,104.10 = 4,888,000.90 : x
  2. Step 2: Convert to fraction form
    20,034,069.40/30,051,104.10 = 4,888,000.90/x
  3. Step 3: Cross multiply
    20,034,069.40x = 30,051,104.10 × 4,888,000.90
  4. Step 4: Simplify right side
    20,034,069.40x = 146,889,823,886,793.72
  5. Step 5: Solve for x
    x = 146,889,823,886,793.72/20,034,069.40
  6. Step 6: Final answer
    x = 7,332,001.35

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Similar ratio
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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.