Home / 40,541,211.15-55,946,594.09-21,955,923.85

Finding the Fourth Proportional to 40,541,211.15, 55,946,594.09 and 21,955,923.85

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Solution

The fourth proportional to 40,541,211.15, 55,946,594.09 and 21,955,923.85 is: 30,299,024.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,541,211.15 : 55,946,594.09 = 21,955,923.85 : x
  2. Step 2: Convert to fraction form
    40,541,211.15/55,946,594.09 = 21,955,923.85/x
  3. Step 3: Cross multiply
    40,541,211.15x = 55,946,594.09 × 21,955,923.85
  4. Step 4: Simplify right side
    40,541,211.15x = 1,228,359,159,506,900.25
  5. Step 5: Solve for x
    x = 1,228,359,159,506,900.25/40,541,211.15
  6. Step 6: Final answer
    x = 30,299,024.74

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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.