Home / 12,334,777.80-18,475,221.18-5,124,450.12

Finding the Fourth Proportional to 12,334,777.80, 18,475,221.18 and 5,124,450.12

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Solution

The fourth proportional to 12,334,777.80, 18,475,221.18 and 5,124,450.12 is: 7,675,480.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334,777.80 : 18,475,221.18 = 5,124,450.12 : x
  2. Step 2: Convert to fraction form
    12,334,777.80/18,475,221.18 = 5,124,450.12/x
  3. Step 3: Cross multiply
    12,334,777.80x = 18,475,221.18 × 5,124,450.12
  4. Step 4: Simplify right side
    12,334,777.80x = 94,675,349,392,877.55
  5. Step 5: Solve for x
    x = 94,675,349,392,877.55/12,334,777.80
  6. Step 6: Final answer
    x = 7,675,480.74

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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.