Home / 48,453,554.08-72,680,331.12-19,692,951.31

Finding the Fourth Proportional to 48,453,554.08, 72,680,331.12 and 19,692,951.31

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Solution

The fourth proportional to 48,453,554.08, 72,680,331.12 and 19,692,951.31 is: 29,539,426.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,453,554.08 : 72,680,331.12 = 19,692,951.31 : x
  2. Step 2: Convert to fraction form
    48,453,554.08/72,680,331.12 = 19,692,951.31/x
  3. Step 3: Cross multiply
    48,453,554.08x = 72,680,331.12 × 19,692,951.31
  4. Step 4: Simplify right side
    48,453,554.08x = 1,431,290,221,940,837.75
  5. Step 5: Solve for x
    x = 1,431,290,221,940,837.75/48,453,554.08
  6. Step 6: Final answer
    x = 29,539,426.97

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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.