Home / 26,966,617.40-40,449,926.10-7,797,999.80

Finding the Fourth Proportional to 26,966,617.40, 40,449,926.10 and 7,797,999.80

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Solution

The fourth proportional to 26,966,617.40, 40,449,926.10 and 7,797,999.80 is: 11,696,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,966,617.40 : 40,449,926.10 = 7,797,999.80 : x
  2. Step 2: Convert to fraction form
    26,966,617.40/40,449,926.10 = 7,797,999.80/x
  3. Step 3: Cross multiply
    26,966,617.40x = 40,449,926.10 × 7,797,999.80
  4. Step 4: Simplify right side
    26,966,617.40x = 315,428,515,637,814.81
  5. Step 5: Solve for x
    x = 315,428,515,637,814.81/26,966,617.40
  6. Step 6: Final answer
    x = 11,696,999.70

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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.