Home / 13,791,219.60-19,022,763.42-8,625,613.08

Finding the Fourth Proportional to 13,791,219.60, 19,022,763.42 and 8,625,613.08

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Solution

The fourth proportional to 13,791,219.60, 19,022,763.42 and 8,625,613.08 is: 11,897,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,219.60 : 19,022,763.42 = 8,625,613.08 : x
  2. Step 2: Convert to fraction form
    13,791,219.60/19,022,763.42 = 8,625,613.08/x
  3. Step 3: Cross multiply
    13,791,219.60x = 19,022,763.42 × 8,625,613.08
  4. Step 4: Simplify right side
    13,791,219.60x = 164,082,996,973,297.56
  5. Step 5: Solve for x
    x = 164,082,996,973,297.56/13,791,219.60
  6. Step 6: Final answer
    x = 11,897,642.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.