Home / 18,710,736.75-25,820,816.72-10,126,032.75

Finding the Fourth Proportional to 18,710,736.75, 25,820,816.72 and 10,126,032.75

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Solution

The fourth proportional to 18,710,736.75, 25,820,816.72 and 10,126,032.75 is: 13,973,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,710,736.75 : 25,820,816.72 = 10,126,032.75 : x
  2. Step 2: Convert to fraction form
    18,710,736.75/25,820,816.72 = 10,126,032.75/x
  3. Step 3: Cross multiply
    18,710,736.75x = 25,820,816.72 × 10,126,032.75
  4. Step 4: Simplify right side
    18,710,736.75x = 261,462,435,687,837.41
  5. Step 5: Solve for x
    x = 261,462,435,687,837.41/18,710,736.75
  6. Step 6: Final answer
    x = 13,973,925.20

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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.