Home / 19,422,079.70-29,133,119.55-6,643,001.30

Finding the Fourth Proportional to 19,422,079.70, 29,133,119.55 and 6,643,001.30

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Solution

The fourth proportional to 19,422,079.70, 29,133,119.55 and 6,643,001.30 is: 9,964,501.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,079.70 : 29,133,119.55 = 6,643,001.30 : x
  2. Step 2: Convert to fraction form
    19,422,079.70/29,133,119.55 = 6,643,001.30/x
  3. Step 3: Cross multiply
    19,422,079.70x = 29,133,119.55 × 6,643,001.30
  4. Step 4: Simplify right side
    19,422,079.70x = 193,531,351,043,705.41
  5. Step 5: Solve for x
    x = 193,531,351,043,705.41/19,422,079.70
  6. Step 6: Final answer
    x = 9,964,501.95

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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.