Home / 8,875,315.28-13,313,443.12-2,810,687.72

Finding the Fourth Proportional to 8,875,315.28, 13,313,443.12 and 2,810,687.72

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Solution

The fourth proportional to 8,875,315.28, 13,313,443.12 and 2,810,687.72 is: 4,216,180.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875,315.28 : 13,313,443.12 = 2,810,687.72 : x
  2. Step 2: Convert to fraction form
    8,875,315.28/13,313,443.12 = 2,810,687.72/x
  3. Step 3: Cross multiply
    8,875,315.28x = 13,313,443.12 × 2,810,687.72
  4. Step 4: Simplify right side
    8,875,315.28x = 37,419,931,088,302.48
  5. Step 5: Solve for x
    x = 37,419,931,088,302.48/8,875,315.28
  6. Step 6: Final answer
    x = 4,216,180.49

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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.