Home / 51,630,240.32-77,445,982.56-15,728,759.36

Finding the Fourth Proportional to 51,630,240.32, 77,445,982.56 and 15,728,759.36

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Solution

The fourth proportional to 51,630,240.32, 77,445,982.56 and 15,728,759.36 is: 23,593,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,630,240.32 : 77,445,982.56 = 15,728,759.36 : x
  2. Step 2: Convert to fraction form
    51,630,240.32/77,445,982.56 = 15,728,759.36/x
  3. Step 3: Cross multiply
    51,630,240.32x = 77,445,982.56 × 15,728,759.36
  4. Step 4: Simplify right side
    51,630,240.32x = 1,218,129,223,084,996.75
  5. Step 5: Solve for x
    x = 1,218,129,223,084,996.75/51,630,240.32
  6. Step 6: Final answer
    x = 23,593,328.55

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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.