Home / 8,685,022.96-11,985,523.80-4,817,418.16

Finding the Fourth Proportional to 8,685,022.96, 11,985,523.80 and 4,817,418.16

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Solution

The fourth proportional to 8,685,022.96, 11,985,523.80 and 4,817,418.16 is: 6,648,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,022.96 : 11,985,523.80 = 4,817,418.16 : x
  2. Step 2: Convert to fraction form
    8,685,022.96/11,985,523.80 = 4,817,418.16/x
  3. Step 3: Cross multiply
    8,685,022.96x = 11,985,523.80 × 4,817,418.16
  4. Step 4: Simplify right side
    8,685,022.96x = 57,739,280,011,232.21
  5. Step 5: Solve for x
    x = 57,739,280,011,232.21/8,685,022.96
  6. Step 6: Final answer
    x = 6,648,143.62

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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.