Home / 14,420,516.64-19,879,111.44-10,976,759.52

Finding the Fourth Proportional to 14,420,516.64, 19,879,111.44 and 10,976,759.52

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Solution

The fourth proportional to 14,420,516.64, 19,879,111.44 and 10,976,759.52 is: 15,131,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420,516.64 : 19,879,111.44 = 10,976,759.52 : x
  2. Step 2: Convert to fraction form
    14,420,516.64/19,879,111.44 = 10,976,759.52/x
  3. Step 3: Cross multiply
    14,420,516.64x = 19,879,111.44 × 10,976,759.52
  4. Step 4: Simplify right side
    14,420,516.64x = 218,208,225,748,160.91
  5. Step 5: Solve for x
    x = 218,208,225,748,160.91/14,420,516.64
  6. Step 6: Final answer
    x = 15,131,789.74

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1.5x scale

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.