Home / 28,035,446.32-42,052,889.13-8,866,206.64

Finding the Fourth Proportional to 28,035,446.32, 42,052,889.13 and 8,866,206.64

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Solution

The fourth proportional to 28,035,446.32, 42,052,889.13 and 8,866,206.64 is: 13,299,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035,446.32 : 42,052,889.13 = 8,866,206.64 : x
  2. Step 2: Convert to fraction form
    28,035,446.32/42,052,889.13 = 8,866,206.64/x
  3. Step 3: Cross multiply
    28,035,446.32x = 42,052,889.13 × 8,866,206.64
  4. Step 4: Simplify right side
    28,035,446.32x = 372,849,604,835,589.88
  5. Step 5: Solve for x
    x = 372,849,604,835,589.88/28,035,446.32
  6. Step 6: Final answer
    x = 13,299,221.30

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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.