Home / 21,088,422.34-31,596,526.95-11,510,524.42

Finding the Fourth Proportional to 21,088,422.34, 31,596,526.95 and 11,510,524.42

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Solution

The fourth proportional to 21,088,422.34, 31,596,526.95 and 11,510,524.42 is: 17,246,078.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,088,422.34 : 31,596,526.95 = 11,510,524.42 : x
  2. Step 2: Convert to fraction form
    21,088,422.34/31,596,526.95 = 11,510,524.42/x
  3. Step 3: Cross multiply
    21,088,422.34x = 31,596,526.95 × 11,510,524.42
  4. Step 4: Simplify right side
    21,088,422.34x = 363,692,595,045,163.12
  5. Step 5: Solve for x
    x = 363,692,595,045,163.12/21,088,422.34
  6. Step 6: Final answer
    x = 17,246,078.88

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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.