Home / 81,294,751.98-121,922,603.01-37,533,464.55

Finding the Fourth Proportional to 81,294,751.98, 121,922,603.01 and 37,533,464.55

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Solution

The fourth proportional to 81,294,751.98, 121,922,603.01 and 37,533,464.55 is: 56,291,182.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,294,751.98 : 121,922,603.01 = 37,533,464.55 : x
  2. Step 2: Convert to fraction form
    81,294,751.98/121,922,603.01 = 37,533,464.55/x
  3. Step 3: Cross multiply
    81,294,751.98x = 121,922,603.01 × 37,533,464.55
  4. Step 4: Simplify right side
    81,294,751.98x = 4,576,177,697,919,558
  5. Step 5: Solve for x
    x = 4,576,177,697,919,558/81,294,751.98
  6. Step 6: Final answer
    x = 56,291,182.23

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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.