Home / 12,003,586.53-18,005,427.08-2,905,669.51

Finding the Fourth Proportional to 12,003,586.53, 18,005,427.08 and 2,905,669.51

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Solution

The fourth proportional to 12,003,586.53, 18,005,427.08 and 2,905,669.51 is: 4,358,515.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003,586.53 : 18,005,427.08 = 2,905,669.51 : x
  2. Step 2: Convert to fraction form
    12,003,586.53/18,005,427.08 = 2,905,669.51/x
  3. Step 3: Cross multiply
    12,003,586.53x = 18,005,427.08 × 2,905,669.51
  4. Step 4: Simplify right side
    12,003,586.53x = 52,317,820,480,884.32
  5. Step 5: Solve for x
    x = 52,317,820,480,884.32/12,003,586.53
  6. Step 6: Final answer
    x = 4,358,515.71

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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.