Home / 53,164,379.44-79,746,569.16-12,774,863.44

Finding the Fourth Proportional to 53,164,379.44, 79,746,569.16 and 12,774,863.44

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Solution

The fourth proportional to 53,164,379.44, 79,746,569.16 and 12,774,863.44 is: 19,162,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164,379.44 : 79,746,569.16 = 12,774,863.44 : x
  2. Step 2: Convert to fraction form
    53,164,379.44/79,746,569.16 = 12,774,863.44/x
  3. Step 3: Cross multiply
    53,164,379.44x = 79,746,569.16 × 12,774,863.44
  4. Step 4: Simplify right side
    53,164,379.44x = 1,018,751,530,827,515.38
  5. Step 5: Solve for x
    x = 1,018,751,530,827,515.38/53,164,379.44
  6. Step 6: Final answer
    x = 19,162,295.16

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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.