Home / 28,557,102-42,852,673.43-10,362,716.56

Finding the Fourth Proportional to 28,557,102, 42,852,673.43 and 10,362,716.56

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Solution

The fourth proportional to 28,557,102, 42,852,673.43 and 10,362,716.56 is: 15,550,251.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,557,102 : 42,852,673.43 = 10,362,716.56 : x
  2. Step 2: Convert to fraction form
    28,557,102/42,852,673.43 = 10,362,716.56/x
  3. Step 3: Cross multiply
    28,557,102x = 42,852,673.43 × 10,362,716.56
  4. Step 4: Simplify right side
    28,557,102x = 444,070,108,593,333
  5. Step 5: Solve for x
    x = 444,070,108,593,333/28,557,102
  6. Step 6: Final answer
    x = 15,550,251.16

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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.