Home / 11,105,847.40-16,643,219.10-8,835,255.40

Finding the Fourth Proportional to 11,105,847.40, 16,643,219.10 and 8,835,255.40

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Solution

The fourth proportional to 11,105,847.40, 16,643,219.10 and 8,835,255.40 is: 13,240,510.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,105,847.40 : 16,643,219.10 = 8,835,255.40 : x
  2. Step 2: Convert to fraction form
    11,105,847.40/16,643,219.10 = 8,835,255.40/x
  3. Step 3: Cross multiply
    11,105,847.40x = 16,643,219.10 × 8,835,255.40
  4. Step 4: Simplify right side
    11,105,847.40x = 147,047,091,426,658.16
  5. Step 5: Solve for x
    x = 147,047,091,426,658.16/11,105,847.40
  6. Step 6: Final answer
    x = 13,240,510.71

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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.