Home / 82,210,147.45-123,289,406.27-26,865,362.34

Finding the Fourth Proportional to 82,210,147.45, 123,289,406.27 and 26,865,362.34

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Solution

The fourth proportional to 82,210,147.45, 123,289,406.27 and 26,865,362.34 is: 40,289,607.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,210,147.45 : 123,289,406.27 = 26,865,362.34 : x
  2. Step 2: Convert to fraction form
    82,210,147.45/123,289,406.27 = 26,865,362.34/x
  3. Step 3: Cross multiply
    82,210,147.45x = 123,289,406.27 × 26,865,362.34
  4. Step 4: Simplify right side
    82,210,147.45x = 3,312,214,572,093,436
  5. Step 5: Solve for x
    x = 3,312,214,572,093,436/82,210,147.45
  6. Step 6: Final answer
    x = 40,289,607.49

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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.