Home / 53,485,356.20-80,228,034.30-13,095,840.20

Finding the Fourth Proportional to 53,485,356.20, 80,228,034.30 and 13,095,840.20

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Solution

The fourth proportional to 53,485,356.20, 80,228,034.30 and 13,095,840.20 is: 19,643,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485,356.20 : 80,228,034.30 = 13,095,840.20 : x
  2. Step 2: Convert to fraction form
    53,485,356.20/80,228,034.30 = 13,095,840.20/x
  3. Step 3: Cross multiply
    53,485,356.20x = 80,228,034.30 × 13,095,840.20
  4. Step 4: Simplify right side
    53,485,356.20x = 1,050,653,516,752,918.75
  5. Step 5: Solve for x
    x = 1,050,653,516,752,918.75/53,485,356.20
  6. Step 6: Final answer
    x = 19,643,760.30

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Similar ratio
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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.