Home / 11,874,678.94-16,387,088.70-6,442,170.94

Finding the Fourth Proportional to 11,874,678.94, 16,387,088.70 and 6,442,170.94

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Solution

The fourth proportional to 11,874,678.94, 16,387,088.70 and 6,442,170.94 is: 8,890,213.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874,678.94 : 16,387,088.70 = 6,442,170.94 : x
  2. Step 2: Convert to fraction form
    11,874,678.94/16,387,088.70 = 6,442,170.94/x
  3. Step 3: Cross multiply
    11,874,678.94x = 16,387,088.70 × 6,442,170.94
  4. Step 4: Simplify right side
    11,874,678.94x = 105,568,426,614,342.38
  5. Step 5: Solve for x
    x = 105,568,426,614,342.38/11,874,678.94
  6. Step 6: Final answer
    x = 8,890,213.13

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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.