Home / 18,281,298.84-25,227,831.66-10,021,378.92

Finding the Fourth Proportional to 18,281,298.84, 25,227,831.66 and 10,021,378.92

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Solution

The fourth proportional to 18,281,298.84, 25,227,831.66 and 10,021,378.92 is: 13,829,305.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281,298.84 : 25,227,831.66 = 10,021,378.92 : x
  2. Step 2: Convert to fraction form
    18,281,298.84/25,227,831.66 = 10,021,378.92/x
  3. Step 3: Cross multiply
    18,281,298.84x = 25,227,831.66 × 10,021,378.92
  4. Step 4: Simplify right side
    18,281,298.84x = 252,817,660,394,832.59
  5. Step 5: Solve for x
    x = 252,817,660,394,832.59/18,281,298.84
  6. Step 6: Final answer
    x = 13,829,305.16

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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.