Home / 10,931,867.20-16,404,799.20-6,382,907.20

Finding the Fourth Proportional to 10,931,867.20, 16,404,799.20 and 6,382,907.20

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Solution

The fourth proportional to 10,931,867.20, 16,404,799.20 and 6,382,907.20 is: 9,578,447.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,867.20 : 16,404,799.20 = 6,382,907.20 : x
  2. Step 2: Convert to fraction form
    10,931,867.20/16,404,799.20 = 6,382,907.20/x
  3. Step 3: Cross multiply
    10,931,867.20x = 16,404,799.20 × 6,382,907.20
  4. Step 4: Simplify right side
    10,931,867.20x = 104,710,310,928,234.23
  5. Step 5: Solve for x
    x = 104,710,310,928,234.23/10,931,867.20
  6. Step 6: Final answer
    x = 9,578,447.03

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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.