Home / 21,863,567.40-32,815,179.90-11,088,364.20

Finding the Fourth Proportional to 21,863,567.40, 32,815,179.90 and 11,088,364.20

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Solution

The fourth proportional to 21,863,567.40, 32,815,179.90 and 11,088,364.20 is: 16,642,602.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,863,567.40 : 32,815,179.90 = 11,088,364.20 : x
  2. Step 2: Convert to fraction form
    21,863,567.40/32,815,179.90 = 11,088,364.20/x
  3. Step 3: Cross multiply
    21,863,567.40x = 32,815,179.90 × 11,088,364.20
  4. Step 4: Simplify right side
    21,863,567.40x = 363,866,666,019,719.56
  5. Step 5: Solve for x
    x = 363,866,666,019,719.56/21,863,567.40
  6. Step 6: Final answer
    x = 16,642,602.71

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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.