Home / 53,164,379.91-79,746,569.91-12,774,863.91

Finding the Fourth Proportional to 53,164,379.91, 79,746,569.91 and 12,774,863.91

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Solution

The fourth proportional to 53,164,379.91, 79,746,569.91 and 12,774,863.91 is: 19,162,295.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164,379.91 : 79,746,569.91 = 12,774,863.91 : x
  2. Step 2: Convert to fraction form
    53,164,379.91/79,746,569.91 = 12,774,863.91/x
  3. Step 3: Cross multiply
    53,164,379.91x = 79,746,569.91 × 12,774,863.91
  4. Step 4: Simplify right side
    53,164,379.91x = 1,018,751,577,889,550.88
  5. Step 5: Solve for x
    x = 1,018,751,577,889,550.88/53,164,379.91
  6. Step 6: Final answer
    x = 19,162,295.88

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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.