Home / 26,926,386.24-40,359,661.14-20,515,501.92

Finding the Fourth Proportional to 26,926,386.24, 40,359,661.14 and 20,515,501.92

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Solution

The fourth proportional to 26,926,386.24, 40,359,661.14 and 20,515,501.92 is: 30,750,457.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926,386.24 : 40,359,661.14 = 20,515,501.92 : x
  2. Step 2: Convert to fraction form
    26,926,386.24/40,359,661.14 = 20,515,501.92/x
  3. Step 3: Cross multiply
    26,926,386.24x = 40,359,661.14 × 20,515,501.92
  4. Step 4: Simplify right side
    26,926,386.24x = 827,998,705,608,219.50
  5. Step 5: Solve for x
    x = 827,998,705,608,219.50/26,926,386.24
  6. Step 6: Final answer
    x = 30,750,457.87

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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.