Home / 82,604,205.05-113,994,030.11-45,438,292.76

Finding the Fourth Proportional to 82,604,205.05, 113,994,030.11 and 45,438,292.76

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Solution

The fourth proportional to 82,604,205.05, 113,994,030.11 and 45,438,292.76 is: 62,704,968.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,604,205.05 : 113,994,030.11 = 45,438,292.76 : x
  2. Step 2: Convert to fraction form
    82,604,205.05/113,994,030.11 = 45,438,292.76/x
  3. Step 3: Cross multiply
    82,604,205.05x = 113,994,030.11 × 45,438,292.76
  4. Step 4: Simplify right side
    82,604,205.05x = 5,179,694,112,233,274
  5. Step 5: Solve for x
    x = 5,179,694,112,233,274/82,604,205.05
  6. Step 6: Final answer
    x = 62,704,968.95

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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.