Home / 12,101,638.71-16,700,261.72-6,669,130.71

Finding the Fourth Proportional to 12,101,638.71, 16,700,261.72 and 6,669,130.71

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Solution

The fourth proportional to 12,101,638.71, 16,700,261.72 and 6,669,130.71 is: 9,203,400.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,638.71 : 16,700,261.72 = 6,669,130.71 : x
  2. Step 2: Convert to fraction form
    12,101,638.71/16,700,261.72 = 6,669,130.71/x
  3. Step 3: Cross multiply
    12,101,638.71x = 16,700,261.72 × 6,669,130.71
  4. Step 4: Simplify right side
    12,101,638.71x = 111,376,228,268,543.77
  5. Step 5: Solve for x
    x = 111,376,228,268,543.77/12,101,638.71
  6. Step 6: Final answer
    x = 9,203,400.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.