Home / 28,557,083.76-42,852,646.07-10,362,698.31

Finding the Fourth Proportional to 28,557,083.76, 42,852,646.07 and 10,362,698.31

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Solution

The fourth proportional to 28,557,083.76, 42,852,646.07 and 10,362,698.31 is: 15,550,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,557,083.76 : 42,852,646.07 = 10,362,698.31 : x
  2. Step 2: Convert to fraction form
    28,557,083.76/42,852,646.07 = 10,362,698.31/x
  3. Step 3: Cross multiply
    28,557,083.76x = 42,852,646.07 × 10,362,698.31
  4. Step 4: Simplify right side
    28,557,083.76x = 444,069,042,956,803.62
  5. Step 5: Solve for x
    x = 444,069,042,956,803.62/28,557,083.76
  6. Step 6: Final answer
    x = 15,550,223.78

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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.