Home / 38,022,602.73-52,471,205.72-20,618,943.35

Finding the Fourth Proportional to 38,022,602.73, 52,471,205.72 and 20,618,943.35

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Solution

The fourth proportional to 38,022,602.73, 52,471,205.72 and 20,618,943.35 is: 28,454,149.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022,602.73 : 52,471,205.72 = 20,618,943.35 : x
  2. Step 2: Convert to fraction form
    38,022,602.73/52,471,205.72 = 20,618,943.35/x
  3. Step 3: Cross multiply
    38,022,602.73x = 52,471,205.72 × 20,618,943.35
  4. Step 4: Simplify right side
    38,022,602.73x = 1,081,900,817,881,425.25
  5. Step 5: Solve for x
    x = 1,081,900,817,881,425.25/38,022,602.73
  6. Step 6: Final answer
    x = 28,454,149.38

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Double scale
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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.