Home / 10,388,769.68-15,583,154.70-2,815,735.46

Finding the Fourth Proportional to 10,388,769.68, 15,583,154.70 and 2,815,735.46

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Solution

The fourth proportional to 10,388,769.68, 15,583,154.70 and 2,815,735.46 is: 4,223,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,769.68 : 15,583,154.70 = 2,815,735.46 : x
  2. Step 2: Convert to fraction form
    10,388,769.68/15,583,154.70 = 2,815,735.46/x
  3. Step 3: Cross multiply
    10,388,769.68x = 15,583,154.70 × 2,815,735.46
  4. Step 4: Simplify right side
    10,388,769.68x = 43,878,041,267,455.66
  5. Step 5: Solve for x
    x = 43,878,041,267,455.66/10,388,769.68
  6. Step 6: Final answer
    x = 4,223,603.24

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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.