Home / 10,147,868.40-15,220,326.36-2,957,471.67

Finding the Fourth Proportional to 10,147,868.40, 15,220,326.36 and 2,957,471.67

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Solution

The fourth proportional to 10,147,868.40, 15,220,326.36 and 2,957,471.67 is: 4,435,777.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,147,868.40 : 15,220,326.36 = 2,957,471.67 : x
  2. Step 2: Convert to fraction form
    10,147,868.40/15,220,326.36 = 2,957,471.67/x
  3. Step 3: Cross multiply
    10,147,868.40x = 15,220,326.36 × 2,957,471.67
  4. Step 4: Simplify right side
    10,147,868.40x = 45,013,684,017,854.22
  5. Step 5: Solve for x
    x = 45,013,684,017,854.22/10,147,868.40
  6. Step 6: Final answer
    x = 4,435,777.27

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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.