Home / 26,390,019.60-39,561,989.40-10,226,998.80

Finding the Fourth Proportional to 26,390,019.60, 39,561,989.40 and 10,226,998.80

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Solution

The fourth proportional to 26,390,019.60, 39,561,989.40 and 10,226,998.80 is: 15,331,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390,019.60 : 39,561,989.40 = 10,226,998.80 : x
  2. Step 2: Convert to fraction form
    26,390,019.60/39,561,989.40 = 10,226,998.80/x
  3. Step 3: Cross multiply
    26,390,019.60x = 39,561,989.40 × 10,226,998.80
  4. Step 4: Simplify right side
    26,390,019.60x = 404,600,418,119,412.75
  5. Step 5: Solve for x
    x = 404,600,418,119,412.75/26,390,019.60
  6. Step 6: Final answer
    x = 15,331,569.44

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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.