Home / 21,813,483.82-30,103,954.47-12,023,905.93

Finding the Fourth Proportional to 21,813,483.82, 30,103,954.47 and 12,023,905.93

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Solution

The fourth proportional to 21,813,483.82, 30,103,954.47 and 12,023,905.93 is: 16,593,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,813,483.82 : 30,103,954.47 = 12,023,905.93 : x
  2. Step 2: Convert to fraction form
    21,813,483.82/30,103,954.47 = 12,023,905.93/x
  3. Step 3: Cross multiply
    21,813,483.82x = 30,103,954.47 × 12,023,905.93
  4. Step 4: Simplify right side
    21,813,483.82x = 361,967,116,668,283
  5. Step 5: Solve for x
    x = 361,967,116,668,283/21,813,483.82
  6. Step 6: Final answer
    x = 16,593,732.56

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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.