Home / 20,228,905.20-30,343,357.80-6,583,337.40

Finding the Fourth Proportional to 20,228,905.20, 30,343,357.80 and 6,583,337.40

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Solution

The fourth proportional to 20,228,905.20, 30,343,357.80 and 6,583,337.40 is: 9,875,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228,905.20 : 30,343,357.80 = 6,583,337.40 : x
  2. Step 2: Convert to fraction form
    20,228,905.20/30,343,357.80 = 6,583,337.40/x
  3. Step 3: Cross multiply
    20,228,905.20x = 30,343,357.80 × 6,583,337.40
  4. Step 4: Simplify right side
    20,228,905.20x = 199,760,562,246,321.75
  5. Step 5: Solve for x
    x = 199,760,562,246,321.75/20,228,905.20
  6. Step 6: Final answer
    x = 9,875,006.10

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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.