Home / 23,181,953.40-34,772,930.10-21,091,764.60

Finding the Fourth Proportional to 23,181,953.40, 34,772,930.10 and 21,091,764.60

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Solution

The fourth proportional to 23,181,953.40, 34,772,930.10 and 21,091,764.60 is: 31,637,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181,953.40 : 34,772,930.10 = 21,091,764.60 : x
  2. Step 2: Convert to fraction form
    23,181,953.40/34,772,930.10 = 21,091,764.60/x
  3. Step 3: Cross multiply
    23,181,953.40x = 34,772,930.10 × 21,091,764.60
  4. Step 4: Simplify right side
    23,181,953.40x = 733,422,456,121,454.50
  5. Step 5: Solve for x
    x = 733,422,456,121,454.50/23,181,953.40
  6. Step 6: Final answer
    x = 31,637,646.90

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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.