Home / 18,590,726.12-25,655,973.36-10,330,757.60

Finding the Fourth Proportional to 18,590,726.12, 25,655,973.36 and 10,330,757.60

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Solution

The fourth proportional to 18,590,726.12, 25,655,973.36 and 10,330,757.60 is: 14,256,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590,726.12 : 25,655,973.36 = 10,330,757.60 : x
  2. Step 2: Convert to fraction form
    18,590,726.12/25,655,973.36 = 10,330,757.60/x
  3. Step 3: Cross multiply
    18,590,726.12x = 25,655,973.36 × 10,330,757.60
  4. Step 4: Simplify right side
    18,590,726.12x = 265,045,641,774,217.53
  5. Step 5: Solve for x
    x = 265,045,641,774,217.53/18,590,726.12
  6. Step 6: Final answer
    x = 14,256,874.10

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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.