Home / 36,693,531.40-54,993,057.90-28,131,426.40

Finding the Fourth Proportional to 36,693,531.40, 54,993,057.90 and 28,131,426.40

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Solution

The fourth proportional to 36,693,531.40, 54,993,057.90 and 28,131,426.40 is: 42,160,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,693,531.40 : 54,993,057.90 = 28,131,426.40 : x
  2. Step 2: Convert to fraction form
    36,693,531.40/54,993,057.90 = 28,131,426.40/x
  3. Step 3: Cross multiply
    36,693,531.40x = 54,993,057.90 × 28,131,426.40
  4. Step 4: Simplify right side
    36,693,531.40x = 1,547,033,160,824,788.50
  5. Step 5: Solve for x
    x = 1,547,033,160,824,788.50/36,693,531.40
  6. Step 6: Final answer
    x = 42,160,923.24

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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.