Home / 29,122,288.80-43,683,433.20-28,555,418.40

Finding the Fourth Proportional to 29,122,288.80, 43,683,433.20 and 28,555,418.40

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Solution

The fourth proportional to 29,122,288.80, 43,683,433.20 and 28,555,418.40 is: 42,833,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,122,288.80 : 43,683,433.20 = 28,555,418.40 : x
  2. Step 2: Convert to fraction form
    29,122,288.80/43,683,433.20 = 28,555,418.40/x
  3. Step 3: Cross multiply
    29,122,288.80x = 43,683,433.20 × 28,555,418.40
  4. Step 4: Simplify right side
    29,122,288.80x = 1,247,398,712,174,451
  5. Step 5: Solve for x
    x = 1,247,398,712,174,451/29,122,288.80
  6. Step 6: Final answer
    x = 42,833,127.60

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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.