Home / 45,319,156.48-68,010,129.36-18,022,652.32

Finding the Fourth Proportional to 45,319,156.48, 68,010,129.36 and 18,022,652.32

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Solution

The fourth proportional to 45,319,156.48, 68,010,129.36 and 18,022,652.32 is: 27,046,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,319,156.48 : 68,010,129.36 = 18,022,652.32 : x
  2. Step 2: Convert to fraction form
    45,319,156.48/68,010,129.36 = 18,022,652.32/x
  3. Step 3: Cross multiply
    45,319,156.48x = 68,010,129.36 × 18,022,652.32
  4. Step 4: Simplify right side
    45,319,156.48x = 1,225,722,915,693,504
  5. Step 5: Solve for x
    x = 1,225,722,915,693,504/45,319,156.48
  6. Step 6: Final answer
    x = 27,046,463.59

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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.