Home / 12,302,005.30-18,453,007.95-4,729,218.10

Finding the Fourth Proportional to 12,302,005.30, 18,453,007.95 and 4,729,218.10

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Solution

The fourth proportional to 12,302,005.30, 18,453,007.95 and 4,729,218.10 is: 7,093,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,005.30 : 18,453,007.95 = 4,729,218.10 : x
  2. Step 2: Convert to fraction form
    12,302,005.30/18,453,007.95 = 4,729,218.10/x
  3. Step 3: Cross multiply
    12,302,005.30x = 18,453,007.95 × 4,729,218.10
  4. Step 4: Simplify right side
    12,302,005.30x = 87,268,299,196,583.89
  5. Step 5: Solve for x
    x = 87,268,299,196,583.89/12,302,005.30
  6. Step 6: Final answer
    x = 7,093,827.15

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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.