Home / 19,507,071.70-29,251,750.20-7,372,502.20

Finding the Fourth Proportional to 19,507,071.70, 29,251,750.20 and 7,372,502.20

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Solution

The fourth proportional to 19,507,071.70, 29,251,750.20 and 7,372,502.20 is: 11,055,405.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507,071.70 : 29,251,750.20 = 7,372,502.20 : x
  2. Step 2: Convert to fraction form
    19,507,071.70/29,251,750.20 = 7,372,502.20/x
  3. Step 3: Cross multiply
    19,507,071.70x = 29,251,750.20 × 7,372,502.20
  4. Step 4: Simplify right side
    19,507,071.70x = 215,658,592,703,350.44
  5. Step 5: Solve for x
    x = 215,658,592,703,350.44/19,507,071.70
  6. Step 6: Final answer
    x = 11,055,405.75

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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.