Home / 52,612,131.98-78,916,419.20-18,532,587.26

Finding the Fourth Proportional to 52,612,131.98, 78,916,419.20 and 18,532,587.26

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Solution

The fourth proportional to 52,612,131.98, 78,916,419.20 and 18,532,587.26 is: 27,798,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,612,131.98 : 78,916,419.20 = 18,532,587.26 : x
  2. Step 2: Convert to fraction form
    52,612,131.98/78,916,419.20 = 18,532,587.26/x
  3. Step 3: Cross multiply
    52,612,131.98x = 78,916,419.20 × 18,532,587.26
  4. Step 4: Simplify right side
    52,612,131.98x = 1,462,525,424,722,488.75
  5. Step 5: Solve for x
    x = 1,462,525,424,722,488.75/52,612,131.98
  6. Step 6: Final answer
    x = 27,798,254.32

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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.