Home / 9,237,329.38-12,747,315.06-5,107,201.78

Finding the Fourth Proportional to 9,237,329.38, 12,747,315.06 and 5,107,201.78

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Solution

The fourth proportional to 9,237,329.38, 12,747,315.06 and 5,107,201.78 is: 7,047,828.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237,329.38 : 12,747,315.06 = 5,107,201.78 : x
  2. Step 2: Convert to fraction form
    9,237,329.38/12,747,315.06 = 5,107,201.78/x
  3. Step 3: Cross multiply
    9,237,329.38x = 12,747,315.06 × 5,107,201.78
  4. Step 4: Simplify right side
    9,237,329.38x = 65,103,110,164,652.81
  5. Step 5: Solve for x
    x = 65,103,110,164,652.81/9,237,329.38
  6. Step 6: Final answer
    x = 7,047,828.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.