Home / 43,554,363.30-65,328,395.67-20,829,158.82

Finding the Fourth Proportional to 43,554,363.30, 65,328,395.67 and 20,829,158.82

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Solution

The fourth proportional to 43,554,363.30, 65,328,395.67 and 20,829,158.82 is: 31,242,232.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,554,363.30 : 65,328,395.67 = 20,829,158.82 : x
  2. Step 2: Convert to fraction form
    43,554,363.30/65,328,395.67 = 20,829,158.82/x
  3. Step 3: Cross multiply
    43,554,363.30x = 65,328,395.67 × 20,829,158.82
  4. Step 4: Simplify right side
    43,554,363.30x = 1,360,735,528,866,230.25
  5. Step 5: Solve for x
    x = 1,360,735,528,866,230.25/43,554,363.30
  6. Step 6: Final answer
    x = 31,242,232.14

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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.