Home / 45,411,130.20-68,109,327.54-13,055,660.76

Finding the Fourth Proportional to 45,411,130.20, 68,109,327.54 and 13,055,660.76

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Solution

The fourth proportional to 45,411,130.20, 68,109,327.54 and 13,055,660.76 is: 19,581,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,411,130.20 : 68,109,327.54 = 13,055,660.76 : x
  2. Step 2: Convert to fraction form
    45,411,130.20/68,109,327.54 = 13,055,660.76/x
  3. Step 3: Cross multiply
    45,411,130.20x = 68,109,327.54 × 13,055,660.76
  4. Step 4: Simplify right side
    45,411,130.20x = 889,212,274,953,965.38
  5. Step 5: Solve for x
    x = 889,212,274,953,965.38/45,411,130.20
  6. Step 6: Final answer
    x = 19,581,372.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.