Home / 19,858,902.60-29,791,853.10-7,086,822.60

Finding the Fourth Proportional to 19,858,902.60, 29,791,853.10 and 7,086,822.60

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Solution

The fourth proportional to 19,858,902.60, 29,791,853.10 and 7,086,822.60 is: 10,631,482.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,858,902.60 : 29,791,853.10 = 7,086,822.60 : x
  2. Step 2: Convert to fraction form
    19,858,902.60/29,791,853.10 = 7,086,822.60/x
  3. Step 3: Cross multiply
    19,858,902.60x = 29,791,853.10 × 7,086,822.60
  4. Step 4: Simplify right side
    19,858,902.60x = 211,129,577,844,960.06
  5. Step 5: Solve for x
    x = 211,129,577,844,960.06/19,858,902.60
  6. Step 6: Final answer
    x = 10,631,482.62

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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.