Home / 9,169,938.77-12,654,646.74-5,040,351.81

Finding the Fourth Proportional to 9,169,938.77, 12,654,646.74 and 5,040,351.81

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Solution

The fourth proportional to 9,169,938.77, 12,654,646.74 and 5,040,351.81 is: 6,955,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,938.77 : 12,654,646.74 = 5,040,351.81 : x
  2. Step 2: Convert to fraction form
    9,169,938.77/12,654,646.74 = 5,040,351.81/x
  3. Step 3: Cross multiply
    9,169,938.77x = 12,654,646.74 × 5,040,351.81
  4. Step 4: Simplify right side
    9,169,938.77x = 63,783,871,600,869.59
  5. Step 5: Solve for x
    x = 63,783,871,600,869.59/9,169,938.77
  6. Step 6: Final answer
    x = 6,955,757.64

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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.