Home / 40,484,515.20-55,870,026.24-22,149,801.60

Finding the Fourth Proportional to 40,484,515.20, 55,870,026.24 and 22,149,801.60

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Solution

The fourth proportional to 40,484,515.20, 55,870,026.24 and 22,149,801.60 is: 30,567,489.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,484,515.20 : 55,870,026.24 = 22,149,801.60 : x
  2. Step 2: Convert to fraction form
    40,484,515.20/55,870,026.24 = 22,149,801.60/x
  3. Step 3: Cross multiply
    40,484,515.20x = 55,870,026.24 × 22,149,801.60
  4. Step 4: Simplify right side
    40,484,515.20x = 1,237,509,996,602,794
  5. Step 5: Solve for x
    x = 1,237,509,996,602,794/40,484,515.20
  6. Step 6: Final answer
    x = 30,567,489.58

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1.5x scale

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.