Home / 8,525,981.60-11,765,937.26-4,658,502.42

Finding the Fourth Proportional to 8,525,981.60, 11,765,937.26 and 4,658,502.42

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Solution

The fourth proportional to 8,525,981.60, 11,765,937.26 and 4,658,502.42 is: 6,428,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525,981.60 : 11,765,937.26 = 4,658,502.42 : x
  2. Step 2: Convert to fraction form
    8,525,981.60/11,765,937.26 = 4,658,502.42/x
  3. Step 3: Cross multiply
    8,525,981.60x = 11,765,937.26 × 4,658,502.42
  4. Step 4: Simplify right side
    8,525,981.60x = 54,811,647,199,278.16
  5. Step 5: Solve for x
    x = 54,811,647,199,278.16/8,525,981.60
  6. Step 6: Final answer
    x = 6,428,778.50

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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.