Home / 14,490,601.64-19,997,073.80-7,964,899.82

Finding the Fourth Proportional to 14,490,601.64, 19,997,073.80 and 7,964,899.82

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Solution

The fourth proportional to 14,490,601.64, 19,997,073.80 and 7,964,899.82 is: 10,991,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490,601.64 : 19,997,073.80 = 7,964,899.82 : x
  2. Step 2: Convert to fraction form
    14,490,601.64/19,997,073.80 = 7,964,899.82/x
  3. Step 3: Cross multiply
    14,490,601.64x = 19,997,073.80 × 7,964,899.82
  4. Step 4: Simplify right side
    14,490,601.64x = 159,274,689,370,336.88
  5. Step 5: Solve for x
    x = 159,274,689,370,336.88/14,490,601.64
  6. Step 6: Final answer
    x = 10,991,585.68

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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.