Home / 48,432,247.68-72,646,272-12,039,876.48

Finding the Fourth Proportional to 48,432,247.68, 72,646,272 and 12,039,876.48

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Solution

The fourth proportional to 48,432,247.68, 72,646,272 and 12,039,876.48 is: 18,059,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,432,247.68 : 72,646,272 = 12,039,876.48 : x
  2. Step 2: Convert to fraction form
    48,432,247.68/72,646,272 = 12,039,876.48/x
  3. Step 3: Cross multiply
    48,432,247.68x = 72,646,272 × 12,039,876.48
  4. Step 4: Simplify right side
    48,432,247.68x = 874,652,141,612,482.62
  5. Step 5: Solve for x
    x = 874,652,141,612,482.62/48,432,247.68
  6. Step 6: Final answer
    x = 18,059,292.80

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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.