Home / 60,830,171.24-91,250,866.52-19,889,820.34

Finding the Fourth Proportional to 60,830,171.24, 91,250,866.52 and 19,889,820.34

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Solution

The fourth proportional to 60,830,171.24, 91,250,866.52 and 19,889,820.34 is: 29,836,564.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,830,171.24 : 91,250,866.52 = 19,889,820.34 : x
  2. Step 2: Convert to fraction form
    60,830,171.24/91,250,866.52 = 19,889,820.34/x
  3. Step 3: Cross multiply
    60,830,171.24x = 91,250,866.52 × 19,889,820.34
  4. Step 4: Simplify right side
    60,830,171.24x = 1,814,963,340,952,121
  5. Step 5: Solve for x
    x = 1,814,963,340,952,121/60,830,171.24
  6. Step 6: Final answer
    x = 29,836,564.72

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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.