Home / 21,850,217.13-30,153,301.40-12,060,663.84

Finding the Fourth Proportional to 21,850,217.13, 30,153,301.40 and 12,060,663.84

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Solution

The fourth proportional to 21,850,217.13, 30,153,301.40 and 12,060,663.84 is: 16,643,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850,217.13 : 30,153,301.40 = 12,060,663.84 : x
  2. Step 2: Convert to fraction form
    21,850,217.13/30,153,301.40 = 12,060,663.84/x
  3. Step 3: Cross multiply
    21,850,217.13x = 30,153,301.40 × 12,060,663.84
  4. Step 4: Simplify right side
    21,850,217.13x = 363,668,831,791,298.06
  5. Step 5: Solve for x
    x = 363,668,831,791,298.06/21,850,217.13
  6. Step 6: Final answer
    x = 16,643,717.07

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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.