Home / 19,874,710.70-29,820,923.40-9,086,458.40

Finding the Fourth Proportional to 19,874,710.70, 29,820,923.40 and 9,086,458.40

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Solution

The fourth proportional to 19,874,710.70, 29,820,923.40 and 9,086,458.40 is: 13,633,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874,710.70 : 29,820,923.40 = 9,086,458.40 : x
  2. Step 2: Convert to fraction form
    19,874,710.70/29,820,923.40 = 9,086,458.40/x
  3. Step 3: Cross multiply
    19,874,710.70x = 29,820,923.40 × 9,086,458.40
  4. Step 4: Simplify right side
    19,874,710.70x = 270,966,579,923,686.56
  5. Step 5: Solve for x
    x = 270,966,579,923,686.56/19,874,710.70
  6. Step 6: Final answer
    x = 13,633,737.06

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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.