Home / 13,080,335.90-19,607,314.28-8,226,111.47

Finding the Fourth Proportional to 13,080,335.90, 19,607,314.28 and 8,226,111.47

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Solution

The fourth proportional to 13,080,335.90, 19,607,314.28 and 8,226,111.47 is: 12,330,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,080,335.90 : 19,607,314.28 = 8,226,111.47 : x
  2. Step 2: Convert to fraction form
    13,080,335.90/19,607,314.28 = 8,226,111.47/x
  3. Step 3: Cross multiply
    13,080,335.90x = 19,607,314.28 × 8,226,111.47
  4. Step 4: Simplify right side
    13,080,335.90x = 161,291,952,755,435.66
  5. Step 5: Solve for x
    x = 161,291,952,755,435.66/13,080,335.90
  6. Step 6: Final answer
    x = 12,330,872.39

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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.