Home / 67,980,161.12-93,812,635.83-37,040,330.40

Finding the Fourth Proportional to 67,980,161.12, 93,812,635.83 and 37,040,330.40

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Solution

The fourth proportional to 67,980,161.12, 93,812,635.83 and 37,040,330.40 is: 51,115,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,980,161.12 : 93,812,635.83 = 37,040,330.40 : x
  2. Step 2: Convert to fraction form
    67,980,161.12/93,812,635.83 = 37,040,330.40/x
  3. Step 3: Cross multiply
    67,980,161.12x = 93,812,635.83 × 37,040,330.40
  4. Step 4: Simplify right side
    67,980,161.12x = 3,474,851,026,838,078
  5. Step 5: Solve for x
    x = 3,474,851,026,838,078/67,980,161.12
  6. Step 6: Final answer
    x = 51,115,663.30

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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.