Home / 13,882,758.48-19,157,966.52-7,687,682.40

Finding the Fourth Proportional to 13,882,758.48, 19,157,966.52 and 7,687,682.40

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Solution

The fourth proportional to 13,882,758.48, 19,157,966.52 and 7,687,682.40 is: 10,608,868.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882,758.48 : 19,157,966.52 = 7,687,682.40 : x
  2. Step 2: Convert to fraction form
    13,882,758.48/19,157,966.52 = 7,687,682.40/x
  3. Step 3: Cross multiply
    13,882,758.48x = 19,157,966.52 × 7,687,682.40
  4. Step 4: Simplify right side
    13,882,758.48x = 147,280,362,035,593.25
  5. Step 5: Solve for x
    x = 147,280,362,035,593.25/13,882,758.48
  6. Step 6: Final answer
    x = 10,608,868.71

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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.