Home / 38,509,614.80-57,750,425.40-19,333,998.80

Finding the Fourth Proportional to 38,509,614.80, 57,750,425.40 and 19,333,998.80

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Solution

The fourth proportional to 38,509,614.80, 57,750,425.40 and 19,333,998.80 is: 28,993,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,509,614.80 : 57,750,425.40 = 19,333,998.80 : x
  2. Step 2: Convert to fraction form
    38,509,614.80/57,750,425.40 = 19,333,998.80/x
  3. Step 3: Cross multiply
    38,509,614.80x = 57,750,425.40 × 19,333,998.80
  4. Step 4: Simplify right side
    38,509,614.80x = 1,116,546,655,383,089.50
  5. Step 5: Solve for x
    x = 1,116,546,655,383,089.50/38,509,614.80
  6. Step 6: Final answer
    x = 28,993,971.02

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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.