Home / 18,374,970.63-25,357,781.90-10,002,581.09

Finding the Fourth Proportional to 18,374,970.63, 25,357,781.90 and 10,002,581.09

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Solution

The fourth proportional to 18,374,970.63, 25,357,781.90 and 10,002,581.09 is: 13,803,737.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374,970.63 : 25,357,781.90 = 10,002,581.09 : x
  2. Step 2: Convert to fraction form
    18,374,970.63/25,357,781.90 = 10,002,581.09/x
  3. Step 3: Cross multiply
    18,374,970.63x = 25,357,781.90 × 10,002,581.09
  4. Step 4: Simplify right side
    18,374,970.63x = 253,643,269,717,284.25
  5. Step 5: Solve for x
    x = 253,643,269,717,284.25/18,374,970.63
  6. Step 6: Final answer
    x = 13,803,737.42

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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.