Home / 31,164,382.71-46,746,563.13-8,445,279.96

Finding the Fourth Proportional to 31,164,382.71, 46,746,563.13 and 8,445,279.96

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Solution

The fourth proportional to 31,164,382.71, 46,746,563.13 and 8,445,279.96 is: 12,667,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,164,382.71 : 46,746,563.13 = 8,445,279.96 : x
  2. Step 2: Convert to fraction form
    31,164,382.71/46,746,563.13 = 8,445,279.96/x
  3. Step 3: Cross multiply
    31,164,382.71x = 46,746,563.13 × 8,445,279.96
  4. Step 4: Simplify right side
    31,164,382.71x = 394,787,812,800,663.94
  5. Step 5: Solve for x
    x = 394,787,812,800,663.94/31,164,382.71
  6. Step 6: Final answer
    x = 12,667,916.98

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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.