Home / 21,872,030.55-32,808,045.83-18,364,519.95

Finding the Fourth Proportional to 21,872,030.55, 32,808,045.83 and 18,364,519.95

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Solution

The fourth proportional to 21,872,030.55, 32,808,045.83 and 18,364,519.95 is: 27,546,779.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,872,030.55 : 32,808,045.83 = 18,364,519.95 : x
  2. Step 2: Convert to fraction form
    21,872,030.55/32,808,045.83 = 18,364,519.95/x
  3. Step 3: Cross multiply
    21,872,030.55x = 32,808,045.83 × 18,364,519.95
  4. Step 4: Simplify right side
    21,872,030.55x = 602,504,012,073,726.62
  5. Step 5: Solve for x
    x = 602,504,012,073,726.62/21,872,030.55
  6. Step 6: Final answer
    x = 27,546,779.93

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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.