Home / 21,644,524.45-29,868,377.65-11,855,011.87

Finding the Fourth Proportional to 21,644,524.45, 29,868,377.65 and 11,855,011.87

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Solution

The fourth proportional to 21,644,524.45, 29,868,377.65 and 11,855,011.87 is: 16,359,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,644,524.45 : 29,868,377.65 = 11,855,011.87 : x
  2. Step 2: Convert to fraction form
    21,644,524.45/29,868,377.65 = 11,855,011.87/x
  3. Step 3: Cross multiply
    21,644,524.45x = 29,868,377.65 × 11,855,011.87
  4. Step 4: Simplify right side
    21,644,524.45x = 354,089,971,652,775.06
  5. Step 5: Solve for x
    x = 354,089,971,652,775.06/21,644,524.45
  6. Step 6: Final answer
    x = 16,359,332.47

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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.