Home / 12,717,690.22-17,554,364.16-10,108,823.32

Finding the Fourth Proportional to 12,717,690.22, 17,554,364.16 and 10,108,823.32

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Solution

The fourth proportional to 12,717,690.22, 17,554,364.16 and 10,108,823.32 is: 13,953,317.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717,690.22 : 17,554,364.16 = 10,108,823.32 : x
  2. Step 2: Convert to fraction form
    12,717,690.22/17,554,364.16 = 10,108,823.32/x
  3. Step 3: Cross multiply
    12,717,690.22x = 17,554,364.16 × 10,108,823.32
  4. Step 4: Simplify right side
    12,717,690.22x = 177,453,965,788,380.22
  5. Step 5: Solve for x
    x = 177,453,965,788,380.22/12,717,690.22
  6. Step 6: Final answer
    x = 13,953,317.21

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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.