Home / 14,021,613.15-21,032,419.73-13,360,264.35

Finding the Fourth Proportional to 14,021,613.15, 21,032,419.73 and 13,360,264.35

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Solution

The fourth proportional to 14,021,613.15, 21,032,419.73 and 13,360,264.35 is: 20,040,396.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,613.15 : 21,032,419.73 = 13,360,264.35 : x
  2. Step 2: Convert to fraction form
    14,021,613.15/21,032,419.73 = 13,360,264.35/x
  3. Step 3: Cross multiply
    14,021,613.15x = 21,032,419.73 × 13,360,264.35
  4. Step 4: Simplify right side
    14,021,613.15x = 280,998,687,512,955.62
  5. Step 5: Solve for x
    x = 280,998,687,512,955.62/14,021,613.15
  6. Step 6: Final answer
    x = 20,040,396.53

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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.