Home / 72,576,380.07-108,880,334.03-26,518,175.10

Finding the Fourth Proportional to 72,576,380.07, 108,880,334.03 and 26,518,175.10

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Solution

The fourth proportional to 72,576,380.07, 108,880,334.03 and 26,518,175.10 is: 39,783,022.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,576,380.07 : 108,880,334.03 = 26,518,175.10 : x
  2. Step 2: Convert to fraction form
    72,576,380.07/108,880,334.03 = 26,518,175.10/x
  3. Step 3: Cross multiply
    72,576,380.07x = 108,880,334.03 × 26,518,175.10
  4. Step 4: Simplify right side
    72,576,380.07x = 2,887,307,762,820,324
  5. Step 5: Solve for x
    x = 2,887,307,762,820,324/72,576,380.07
  6. Step 6: Final answer
    x = 39,783,022.52

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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.