Home / 40,381,284.42-55,725,885.09-22,046,570.10

Finding the Fourth Proportional to 40,381,284.42, 55,725,885.09 and 22,046,570.10

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Solution

The fourth proportional to 40,381,284.42, 55,725,885.09 and 22,046,570.10 is: 30,424,109.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,381,284.42 : 55,725,885.09 = 22,046,570.10 : x
  2. Step 2: Convert to fraction form
    40,381,284.42/55,725,885.09 = 22,046,570.10/x
  3. Step 3: Cross multiply
    40,381,284.42x = 55,725,885.09 × 22,046,570.10
  4. Step 4: Simplify right side
    40,381,284.42x = 1,228,564,632,021,230
  5. Step 5: Solve for x
    x = 1,228,564,632,021,230/40,381,284.42
  6. Step 6: Final answer
    x = 30,424,109.82

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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.