Home / 82,749,080.47-114,193,730.61-47,961,949.02

Finding the Fourth Proportional to 82,749,080.47, 114,193,730.61 and 47,961,949.02

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Solution

The fourth proportional to 82,749,080.47, 114,193,730.61 and 47,961,949.02 is: 66,187,489.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,749,080.47 : 114,193,730.61 = 47,961,949.02 : x
  2. Step 2: Convert to fraction form
    82,749,080.47/114,193,730.61 = 47,961,949.02/x
  3. Step 3: Cross multiply
    82,749,080.47x = 114,193,730.61 × 47,961,949.02
  4. Step 4: Simplify right side
    82,749,080.47x = 5,476,953,885,920,434
  5. Step 5: Solve for x
    x = 5,476,953,885,920,434/82,749,080.47
  6. Step 6: Final answer
    x = 66,187,489.39

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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.