Home / 37,413,376.80-56,138,727.60-21,251,738.40

Finding the Fourth Proportional to 37,413,376.80, 56,138,727.60 and 21,251,738.40

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Solution

The fourth proportional to 37,413,376.80, 56,138,727.60 and 21,251,738.40 is: 31,888,208.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,413,376.80 : 56,138,727.60 = 21,251,738.40 : x
  2. Step 2: Convert to fraction form
    37,413,376.80/56,138,727.60 = 21,251,738.40/x
  3. Step 3: Cross multiply
    37,413,376.80x = 56,138,727.60 × 21,251,738.40
  4. Step 4: Simplify right side
    37,413,376.80x = 1,193,045,553,064,059.75
  5. Step 5: Solve for x
    x = 1,193,045,553,064,059.75/37,413,376.80
  6. Step 6: Final answer
    x = 31,888,208.31

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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.