Home / 22,915,837.12-31,623,131.28-12,602,528.32

Finding the Fourth Proportional to 22,915,837.12, 31,623,131.28 and 12,602,528.32

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Solution

The fourth proportional to 22,915,837.12, 31,623,131.28 and 12,602,528.32 is: 17,391,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,915,837.12 : 31,623,131.28 = 12,602,528.32 : x
  2. Step 2: Convert to fraction form
    22,915,837.12/31,623,131.28 = 12,602,528.32/x
  3. Step 3: Cross multiply
    22,915,837.12x = 31,623,131.28 × 12,602,528.32
  4. Step 4: Simplify right side
    22,915,837.12x = 398,531,407,523,277.88
  5. Step 5: Solve for x
    x = 398,531,407,523,277.88/22,915,837.12
  6. Step 6: Final answer
    x = 17,391,090.95

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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.