Home / 50,306,572.15-69,423,360.96-28,279,878.73

Finding the Fourth Proportional to 50,306,572.15, 69,423,360.96 and 28,279,878.73

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Solution

The fourth proportional to 50,306,572.15, 69,423,360.96 and 28,279,878.73 is: 39,026,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,306,572.15 : 69,423,360.96 = 28,279,878.73 : x
  2. Step 2: Convert to fraction form
    50,306,572.15/69,423,360.96 = 28,279,878.73/x
  3. Step 3: Cross multiply
    50,306,572.15x = 69,423,360.96 × 28,279,878.73
  4. Step 4: Simplify right side
    50,306,572.15x = 1,963,284,228,977,816.25
  5. Step 5: Solve for x
    x = 1,963,284,228,977,816.25/50,306,572.15
  6. Step 6: Final answer
    x = 39,026,396.45

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1.5x scale

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.