Home / 12,492,025.90-18,738,038.85-5,773,561.90

Finding the Fourth Proportional to 12,492,025.90, 18,738,038.85 and 5,773,561.90

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Solution

The fourth proportional to 12,492,025.90, 18,738,038.85 and 5,773,561.90 is: 8,660,342.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,492,025.90 : 18,738,038.85 = 5,773,561.90 : x
  2. Step 2: Convert to fraction form
    12,492,025.90/18,738,038.85 = 5,773,561.90/x
  3. Step 3: Cross multiply
    12,492,025.90x = 18,738,038.85 × 5,773,561.90
  4. Step 4: Simplify right side
    12,492,025.90x = 108,185,227,185,079.83
  5. Step 5: Solve for x
    x = 108,185,227,185,079.83/12,492,025.90
  6. Step 6: Final answer
    x = 8,660,342.85

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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.