Home / 18,710,377-25,820,320.44-10,125,673

Finding the Fourth Proportional to 18,710,377, 25,820,320.44 and 10,125,673

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Solution

The fourth proportional to 18,710,377, 25,820,320.44 and 10,125,673 is: 13,973,428.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,710,377 : 25,820,320.44 = 10,125,673 : x
  2. Step 2: Convert to fraction form
    18,710,377/25,820,320.44 = 10,125,673/x
  3. Step 3: Cross multiply
    18,710,377x = 25,820,320.44 × 10,125,673
  4. Step 4: Simplify right side
    18,710,377x = 261,448,121,530,656.12
  5. Step 5: Solve for x
    x = 261,448,121,530,656.12/18,710,377
  6. Step 6: Final answer
    x = 13,973,428.84

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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.