Home / 9,519,488.54-13,147,710.40-6,416,660.42

Finding the Fourth Proportional to 9,519,488.54, 13,147,710.40 and 6,416,660.42

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Solution

The fourth proportional to 9,519,488.54, 13,147,710.40 and 6,416,660.42 is: 8,862,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,488.54 : 13,147,710.40 = 6,416,660.42 : x
  2. Step 2: Convert to fraction form
    9,519,488.54/13,147,710.40 = 6,416,660.42/x
  3. Step 3: Cross multiply
    9,519,488.54x = 13,147,710.40 × 6,416,660.42
  4. Step 4: Simplify right side
    9,519,488.54x = 84,364,392,937,302.38
  5. Step 5: Solve for x
    x = 84,364,392,937,302.38/9,519,488.54
  6. Step 6: Final answer
    x = 8,862,282.11

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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.