Home / 36,290,423.80-54,435,635.70-31,363,550.20

Finding the Fourth Proportional to 36,290,423.80, 54,435,635.70 and 31,363,550.20

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Solution

The fourth proportional to 36,290,423.80, 54,435,635.70 and 31,363,550.20 is: 47,045,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,290,423.80 : 54,435,635.70 = 31,363,550.20 : x
  2. Step 2: Convert to fraction form
    36,290,423.80/54,435,635.70 = 31,363,550.20/x
  3. Step 3: Cross multiply
    36,290,423.80x = 54,435,635.70 × 31,363,550.20
  4. Step 4: Simplify right side
    36,290,423.80x = 1,707,294,792,945,862.25
  5. Step 5: Solve for x
    x = 1,707,294,792,945,862.25/36,290,423.80
  6. Step 6: Final answer
    x = 47,045,325.30

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1.5x scale

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.