Home / 56,905,869.33-85,359,028.14-13,775,003.46

Finding the Fourth Proportional to 56,905,869.33, 85,359,028.14 and 13,775,003.46

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Solution

The fourth proportional to 56,905,869.33, 85,359,028.14 and 13,775,003.46 is: 20,662,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,905,869.33 : 85,359,028.14 = 13,775,003.46 : x
  2. Step 2: Convert to fraction form
    56,905,869.33/85,359,028.14 = 13,775,003.46/x
  3. Step 3: Cross multiply
    56,905,869.33x = 85,359,028.14 × 13,775,003.46
  4. Step 4: Simplify right side
    56,905,869.33x = 1,175,820,907,970,737.50
  5. Step 5: Solve for x
    x = 1,175,820,907,970,737.50/56,905,869.33
  6. Step 6: Final answer
    x = 20,662,559.45

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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.