Home / 21,881,266.59-30,197,310.24-12,590,248.33

Finding the Fourth Proportional to 21,881,266.59, 30,197,310.24 and 12,590,248.33

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Solution

The fourth proportional to 21,881,266.59, 30,197,310.24 and 12,590,248.33 is: 17,375,211.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,881,266.59 : 30,197,310.24 = 12,590,248.33 : x
  2. Step 2: Convert to fraction form
    21,881,266.59/30,197,310.24 = 12,590,248.33/x
  3. Step 3: Cross multiply
    21,881,266.59x = 30,197,310.24 × 12,590,248.33
  4. Step 4: Simplify right side
    21,881,266.59x = 380,191,634,819,651.88
  5. Step 5: Solve for x
    x = 380,191,634,819,651.88/21,881,266.59
  6. Step 6: Final answer
    x = 17,375,211.50

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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.