Home / 21,354,077.70-32,028,006.15-6,206,429.70

Finding the Fourth Proportional to 21,354,077.70, 32,028,006.15 and 6,206,429.70

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Solution

The fourth proportional to 21,354,077.70, 32,028,006.15 and 6,206,429.70 is: 9,308,740.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,354,077.70 : 32,028,006.15 = 6,206,429.70 : x
  2. Step 2: Convert to fraction form
    21,354,077.70/32,028,006.15 = 6,206,429.70/x
  3. Step 3: Cross multiply
    21,354,077.70x = 32,028,006.15 × 6,206,429.70
  4. Step 4: Simplify right side
    21,354,077.70x = 198,779,568,601,142.66
  5. Step 5: Solve for x
    x = 198,779,568,601,142.66/21,354,077.70
  6. Step 6: Final answer
    x = 9,308,740.53

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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.