Home / 8,072,127.66-12,111,143.94-3,756,236.25

Finding the Fourth Proportional to 8,072,127.66, 12,111,143.94 and 3,756,236.25

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Solution

The fourth proportional to 8,072,127.66, 12,111,143.94 and 3,756,236.25 is: 5,635,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,127.66 : 12,111,143.94 = 3,756,236.25 : x
  2. Step 2: Convert to fraction form
    8,072,127.66/12,111,143.94 = 3,756,236.25/x
  3. Step 3: Cross multiply
    8,072,127.66x = 12,111,143.94 × 3,756,236.25
  4. Step 4: Simplify right side
    8,072,127.66x = 45,492,317,896,395.82
  5. Step 5: Solve for x
    x = 45,492,317,896,395.82/8,072,127.66
  6. Step 6: Final answer
    x = 5,635,728.25

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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.