Home / 76,736,014.11-115,185,960.77-33,038,412.75

Finding the Fourth Proportional to 76,736,014.11, 115,185,960.77 and 33,038,412.75

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Solution

The fourth proportional to 76,736,014.11, 115,185,960.77 and 33,038,412.75 is: 49,592,897.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,736,014.11 : 115,185,960.77 = 33,038,412.75 : x
  2. Step 2: Convert to fraction form
    76,736,014.11/115,185,960.77 = 33,038,412.75/x
  3. Step 3: Cross multiply
    76,736,014.11x = 115,185,960.77 × 33,038,412.75
  4. Step 4: Simplify right side
    76,736,014.11x = 3,805,561,314,759,376
  5. Step 5: Solve for x
    x = 3,805,561,314,759,376/76,736,014.11
  6. Step 6: Final answer
    x = 49,592,897.92

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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.