Home / 10,427,769.01-15,645,970.05-5,629,815.37

Finding the Fourth Proportional to 10,427,769.01, 15,645,970.05 and 5,629,815.37

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Solution

The fourth proportional to 10,427,769.01, 15,645,970.05 and 5,629,815.37 is: 8,447,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427,769.01 : 15,645,970.05 = 5,629,815.37 : x
  2. Step 2: Convert to fraction form
    10,427,769.01/15,645,970.05 = 5,629,815.37/x
  3. Step 3: Cross multiply
    10,427,769.01x = 15,645,970.05 × 5,629,815.37
  4. Step 4: Simplify right side
    10,427,769.01x = 88,083,922,666,049.67
  5. Step 5: Solve for x
    x = 88,083,922,666,049.67/10,427,769.01
  6. Step 6: Final answer
    x = 8,447,053.50

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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.