Home / 10,227,979-14,114,949.90-5,582,018.26

Finding the Fourth Proportional to 10,227,979, 14,114,949.90 and 5,582,018.26

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Solution

The fourth proportional to 10,227,979, 14,114,949.90 and 5,582,018.26 is: 7,703,370.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,227,979 : 14,114,949.90 = 5,582,018.26 : x
  2. Step 2: Convert to fraction form
    10,227,979/14,114,949.90 = 5,582,018.26/x
  3. Step 3: Cross multiply
    10,227,979x = 14,114,949.90 × 5,582,018.26
  4. Step 4: Simplify right side
    10,227,979x = 78,789,908,080,785.17
  5. Step 5: Solve for x
    x = 78,789,908,080,785.17/10,227,979
  6. Step 6: Final answer
    x = 7,703,370.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.