Home / 12,070,349.71-16,657,520.62-6,914,707.71

Finding the Fourth Proportional to 12,070,349.71, 16,657,520.62 and 6,914,707.71

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Solution

The fourth proportional to 12,070,349.71, 16,657,520.62 and 6,914,707.71 is: 9,542,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070,349.71 : 16,657,520.62 = 6,914,707.71 : x
  2. Step 2: Convert to fraction form
    12,070,349.71/16,657,520.62 = 6,914,707.71/x
  3. Step 3: Cross multiply
    12,070,349.71x = 16,657,520.62 × 6,914,707.71
  4. Step 4: Simplify right side
    12,070,349.71x = 115,181,886,177,310.38
  5. Step 5: Solve for x
    x = 115,181,886,177,310.38/12,070,349.71
  6. Step 6: Final answer
    x = 9,542,547.56

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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.