Home / 12,718,158.06-19,083,546.99-5,041,640.64

Finding the Fourth Proportional to 12,718,158.06, 19,083,546.99 and 5,041,640.64

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Solution

The fourth proportional to 12,718,158.06, 19,083,546.99 and 5,041,640.64 is: 7,564,962.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,718,158.06 : 19,083,546.99 = 5,041,640.64 : x
  2. Step 2: Convert to fraction form
    12,718,158.06/19,083,546.99 = 5,041,640.64/x
  3. Step 3: Cross multiply
    12,718,158.06x = 19,083,546.99 × 5,041,640.64
  4. Step 4: Simplify right side
    12,718,158.06x = 96,212,386,060,133.66
  5. Step 5: Solve for x
    x = 96,212,386,060,133.66/12,718,158.06
  6. Step 6: Final answer
    x = 7,564,962.29

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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.