Home / 8,871,901.40-13,312,540.74-6,294,860.69

Finding the Fourth Proportional to 8,871,901.40, 13,312,540.74 and 6,294,860.69

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Solution

The fourth proportional to 8,871,901.40, 13,312,540.74 and 6,294,860.69 is: 9,445,617.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,901.40 : 13,312,540.74 = 6,294,860.69 : x
  2. Step 2: Convert to fraction form
    8,871,901.40/13,312,540.74 = 6,294,860.69/x
  3. Step 3: Cross multiply
    8,871,901.40x = 13,312,540.74 × 6,294,860.69
  4. Step 4: Simplify right side
    8,871,901.40x = 83,800,589,376,898.41
  5. Step 5: Solve for x
    x = 83,800,589,376,898.41/8,871,901.40
  6. Step 6: Final answer
    x = 9,445,617.76

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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.