Home / 13,143,628.80-19,713,948.24-3,559,754.40

Finding the Fourth Proportional to 13,143,628.80, 19,713,948.24 and 3,559,754.40

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Solution

The fourth proportional to 13,143,628.80, 19,713,948.24 and 3,559,754.40 is: 5,339,226.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,143,628.80 : 19,713,948.24 = 3,559,754.40 : x
  2. Step 2: Convert to fraction form
    13,143,628.80/19,713,948.24 = 3,559,754.40/x
  3. Step 3: Cross multiply
    13,143,628.80x = 19,713,948.24 × 3,559,754.40
  4. Step 4: Simplify right side
    13,143,628.80x = 70,176,813,988,712.25
  5. Step 5: Solve for x
    x = 70,176,813,988,712.25/13,143,628.80
  6. Step 6: Final answer
    x = 5,339,226.71

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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.