Home / 14,499,103.64-20,008,078-7,973,008.16

Finding the Fourth Proportional to 14,499,103.64, 20,008,078 and 7,973,008.16

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Solution

The fourth proportional to 14,499,103.64, 20,008,078 and 7,973,008.16 is: 11,002,374.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499,103.64 : 20,008,078 = 7,973,008.16 : x
  2. Step 2: Convert to fraction form
    14,499,103.64/20,008,078 = 7,973,008.16/x
  3. Step 3: Cross multiply
    14,499,103.64x = 20,008,078 × 7,973,008.16
  4. Step 4: Simplify right side
    14,499,103.64x = 159,524,569,159,916.47
  5. Step 5: Solve for x
    x = 159,524,569,159,916.47/14,499,103.64
  6. Step 6: Final answer
    x = 11,002,374.57

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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.