Home / 19,795,507.20-29,693,260.80-10,109,994.98

Finding the Fourth Proportional to 19,795,507.20, 29,693,260.80 and 10,109,994.98

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Solution

The fourth proportional to 19,795,507.20, 29,693,260.80 and 10,109,994.98 is: 15,164,992.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795,507.20 : 29,693,260.80 = 10,109,994.98 : x
  2. Step 2: Convert to fraction form
    19,795,507.20/29,693,260.80 = 10,109,994.98/x
  3. Step 3: Cross multiply
    19,795,507.20x = 29,693,260.80 × 10,109,994.98
  4. Step 4: Simplify right side
    19,795,507.20x = 300,198,717,627,830.81
  5. Step 5: Solve for x
    x = 300,198,717,627,830.81/19,795,507.20
  6. Step 6: Final answer
    x = 15,164,992.47

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1.5x scale

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.