Home / 21,419,656.26-29,559,639.25-11,630,513.04

Finding the Fourth Proportional to 21,419,656.26, 29,559,639.25 and 11,630,513.04

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Solution

The fourth proportional to 21,419,656.26, 29,559,639.25 and 11,630,513.04 is: 16,050,386.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,419,656.26 : 29,559,639.25 = 11,630,513.04 : x
  2. Step 2: Convert to fraction form
    21,419,656.26/29,559,639.25 = 11,630,513.04/x
  3. Step 3: Cross multiply
    21,419,656.26x = 29,559,639.25 × 11,630,513.04
  4. Step 4: Simplify right side
    21,419,656.26x = 343,793,769,754,820.81
  5. Step 5: Solve for x
    x = 343,793,769,754,820.81/21,419,656.26
  6. Step 6: Final answer
    x = 16,050,386.88

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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.