Home / 55,014,245.28-75,921,479.12-30,235,310.21

Finding the Fourth Proportional to 55,014,245.28, 75,921,479.12 and 30,235,310.21

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Solution

The fourth proportional to 55,014,245.28, 75,921,479.12 and 30,235,310.21 is: 41,725,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,014,245.28 : 75,921,479.12 = 30,235,310.21 : x
  2. Step 2: Convert to fraction form
    55,014,245.28/75,921,479.12 = 30,235,310.21/x
  3. Step 3: Cross multiply
    55,014,245.28x = 75,921,479.12 × 30,235,310.21
  4. Step 4: Simplify right side
    55,014,245.28x = 2,295,509,473,060,629.50
  5. Step 5: Solve for x
    x = 2,295,509,473,060,629.50/55,014,245.28
  6. Step 6: Final answer
    x = 41,725,728.70

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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.