Home / 61,221,591.76-91,837,675.32-15,783,002.32

Finding the Fourth Proportional to 61,221,591.76, 91,837,675.32 and 15,783,002.32

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Solution

The fourth proportional to 61,221,591.76, 91,837,675.32 and 15,783,002.32 is: 23,675,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,221,591.76 : 91,837,675.32 = 15,783,002.32 : x
  2. Step 2: Convert to fraction form
    61,221,591.76/91,837,675.32 = 15,783,002.32/x
  3. Step 3: Cross multiply
    61,221,591.76x = 91,837,675.32 × 15,783,002.32
  4. Step 4: Simplify right side
    61,221,591.76x = 1,449,474,242,638,966.75
  5. Step 5: Solve for x
    x = 1,449,474,242,638,966.75/61,221,591.76
  6. Step 6: Final answer
    x = 23,675,866.65

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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.