Home / 21,745,810.80-32,643,901.80-11,668,114.80

Finding the Fourth Proportional to 21,745,810.80, 32,643,901.80 and 11,668,114.80

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Solution

The fourth proportional to 21,745,810.80, 32,643,901.80 and 11,668,114.80 is: 17,515,686.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,745,810.80 : 32,643,901.80 = 11,668,114.80 : x
  2. Step 2: Convert to fraction form
    21,745,810.80/32,643,901.80 = 11,668,114.80/x
  3. Step 3: Cross multiply
    21,745,810.80x = 32,643,901.80 × 11,668,114.80
  4. Step 4: Simplify right side
    21,745,810.80x = 380,892,793,722,326.69
  5. Step 5: Solve for x
    x = 380,892,793,722,326.69/21,745,810.80
  6. Step 6: Final answer
    x = 17,515,686.00

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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.