Home / 8,976,350.10-13,455,667.80-4,423,672.20

Finding the Fourth Proportional to 8,976,350.10, 13,455,667.80 and 4,423,672.20

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Solution

The fourth proportional to 8,976,350.10, 13,455,667.80 and 4,423,672.20 is: 6,631,143.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976,350.10 : 13,455,667.80 = 4,423,672.20 : x
  2. Step 2: Convert to fraction form
    8,976,350.10/13,455,667.80 = 4,423,672.20/x
  3. Step 3: Cross multiply
    8,976,350.10x = 13,455,667.80 × 4,423,672.20
  4. Step 4: Simplify right side
    8,976,350.10x = 59,523,463,579,295.16
  5. Step 5: Solve for x
    x = 59,523,463,579,295.16/8,976,350.10
  6. Step 6: Final answer
    x = 6,631,143.27

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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.