Home / 13,446,397.22-18,553,713.19-7,565,215.23

Finding the Fourth Proportional to 13,446,397.22, 18,553,713.19 and 7,565,215.23

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Solution

The fourth proportional to 13,446,397.22, 18,553,713.19 and 7,565,215.23 is: 10,438,694.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446,397.22 : 18,553,713.19 = 7,565,215.23 : x
  2. Step 2: Convert to fraction form
    13,446,397.22/18,553,713.19 = 7,565,215.23/x
  3. Step 3: Cross multiply
    13,446,397.22x = 18,553,713.19 × 7,565,215.23
  4. Step 4: Simplify right side
    13,446,397.22x = 140,362,833,579,126.86
  5. Step 5: Solve for x
    x = 140,362,833,579,126.86/13,446,397.22
  6. Step 6: Final answer
    x = 10,438,694.57

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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.