Home / 76,836,032.58-106,069,458.78-45,464,217.42

Finding the Fourth Proportional to 76,836,032.58, 106,069,458.78 and 45,464,217.42

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Solution

The fourth proportional to 76,836,032.58, 106,069,458.78 and 45,464,217.42 is: 62,761,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,836,032.58 : 106,069,458.78 = 45,464,217.42 : x
  2. Step 2: Convert to fraction form
    76,836,032.58/106,069,458.78 = 45,464,217.42/x
  3. Step 3: Cross multiply
    76,836,032.58x = 106,069,458.78 × 45,464,217.42
  4. Step 4: Simplify right side
    76,836,032.58x = 4,822,364,935,595,648
  5. Step 5: Solve for x
    x = 4,822,364,935,595,648/76,836,032.58
  6. Step 6: Final answer
    x = 62,761,763.90

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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.