Home / 14,205,145.24-21,322,881.06-6,122,109.88

Finding the Fourth Proportional to 14,205,145.24, 21,322,881.06 and 6,122,109.88

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Solution

The fourth proportional to 14,205,145.24, 21,322,881.06 and 6,122,109.88 is: 9,189,699.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205,145.24 : 21,322,881.06 = 6,122,109.88 : x
  2. Step 2: Convert to fraction form
    14,205,145.24/21,322,881.06 = 6,122,109.88/x
  3. Step 3: Cross multiply
    14,205,145.24x = 21,322,881.06 × 6,122,109.88
  4. Step 4: Simplify right side
    14,205,145.24x = 130,541,020,807,490.86
  5. Step 5: Solve for x
    x = 130,541,020,807,490.86/14,205,145.24
  6. Step 6: Final answer
    x = 9,189,699.83

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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.