Home / 17,779,619.80-26,669,429.70-15,932,042.20

Finding the Fourth Proportional to 17,779,619.80, 26,669,429.70 and 15,932,042.20

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Solution

The fourth proportional to 17,779,619.80, 26,669,429.70 and 15,932,042.20 is: 23,898,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779,619.80 : 26,669,429.70 = 15,932,042.20 : x
  2. Step 2: Convert to fraction form
    17,779,619.80/26,669,429.70 = 15,932,042.20/x
  3. Step 3: Cross multiply
    17,779,619.80x = 26,669,429.70 × 15,932,042.20
  4. Step 4: Simplify right side
    17,779,619.80x = 424,898,479,430,333.31
  5. Step 5: Solve for x
    x = 424,898,479,430,333.31/17,779,619.80
  6. Step 6: Final answer
    x = 23,898,063.30

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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.