Home / 56,238,515.20-84,357,772.80-15,848,999.20

Finding the Fourth Proportional to 56,238,515.20, 84,357,772.80 and 15,848,999.20

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Solution

The fourth proportional to 56,238,515.20, 84,357,772.80 and 15,848,999.20 is: 23,773,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,238,515.20 : 84,357,772.80 = 15,848,999.20 : x
  2. Step 2: Convert to fraction form
    56,238,515.20/84,357,772.80 = 15,848,999.20/x
  3. Step 3: Cross multiply
    56,238,515.20x = 84,357,772.80 × 15,848,999.20
  4. Step 4: Simplify right side
    56,238,515.20x = 1,336,986,273,620,981.75
  5. Step 5: Solve for x
    x = 1,336,986,273,620,981.75/56,238,515.20
  6. Step 6: Final answer
    x = 23,773,498.80

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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.