Home / 20,045,350.40-27,662,601.29-10,877,993.15

Finding the Fourth Proportional to 20,045,350.40, 27,662,601.29 and 10,877,993.15

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Solution

The fourth proportional to 20,045,350.40, 27,662,601.29 and 10,877,993.15 is: 15,011,640.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045,350.40 : 27,662,601.29 = 10,877,993.15 : x
  2. Step 2: Convert to fraction form
    20,045,350.40/27,662,601.29 = 10,877,993.15/x
  3. Step 3: Cross multiply
    20,045,350.40x = 27,662,601.29 × 10,877,993.15
  4. Step 4: Simplify right side
    20,045,350.40x = 300,913,587,151,098.19
  5. Step 5: Solve for x
    x = 300,913,587,151,098.19/20,045,350.40
  6. Step 6: Final answer
    x = 15,011,640.17

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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.