Home / 40,314,936.30-55,639,335.27-22,913,897.21

Finding the Fourth Proportional to 40,314,936.30, 55,639,335.27 and 22,913,897.21

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Solution

The fourth proportional to 40,314,936.30, 55,639,335.27 and 22,913,897.21 is: 31,623,862.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314,936.30 : 55,639,335.27 = 22,913,897.21 : x
  2. Step 2: Convert to fraction form
    40,314,936.30/55,639,335.27 = 22,913,897.21/x
  3. Step 3: Cross multiply
    40,314,936.30x = 55,639,335.27 × 22,913,897.21
  4. Step 4: Simplify right side
    40,314,936.30x = 1,274,914,008,931,311
  5. Step 5: Solve for x
    x = 1,274,914,008,931,311/40,314,936.30
  6. Step 6: Final answer
    x = 31,623,862.67

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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.