Home / 16,876,914.90-23,290,254.36-9,141,957.15

Finding the Fourth Proportional to 16,876,914.90, 23,290,254.36 and 9,141,957.15

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Solution

The fourth proportional to 16,876,914.90, 23,290,254.36 and 9,141,957.15 is: 12,615,961.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876,914.90 : 23,290,254.36 = 9,141,957.15 : x
  2. Step 2: Convert to fraction form
    16,876,914.90/23,290,254.36 = 9,141,957.15/x
  3. Step 3: Cross multiply
    16,876,914.90x = 23,290,254.36 × 9,141,957.15
  4. Step 4: Simplify right side
    16,876,914.90x = 212,918,507,371,720.69
  5. Step 5: Solve for x
    x = 212,918,507,371,720.69/16,876,914.90
  6. Step 6: Final answer
    x = 12,615,961.43

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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.