Home / 55,014,090.67-75,921,265.32-30,235,155.83

Finding the Fourth Proportional to 55,014,090.67, 75,921,265.32 and 30,235,155.83

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Solution

The fourth proportional to 55,014,090.67, 75,921,265.32 and 30,235,155.83 is: 41,725,515.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,014,090.67 : 75,921,265.32 = 30,235,155.83 : x
  2. Step 2: Convert to fraction form
    55,014,090.67/75,921,265.32 = 30,235,155.83/x
  3. Step 3: Cross multiply
    55,014,090.67x = 75,921,265.32 × 30,235,155.83
  4. Step 4: Simplify right side
    55,014,090.67x = 2,295,491,287,381,368
  5. Step 5: Solve for x
    x = 2,295,491,287,381,368/55,014,090.67
  6. Step 6: Final answer
    x = 41,725,515.40

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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.