Home / 65,575,890.40-98,426,821.20-33,264,277.60

Finding the Fourth Proportional to 65,575,890.40, 98,426,821.20 and 33,264,277.60

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Solution

The fourth proportional to 65,575,890.40, 98,426,821.20 and 33,264,277.60 is: 49,928,366.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,575,890.40 : 98,426,821.20 = 33,264,277.60 : x
  2. Step 2: Convert to fraction form
    65,575,890.40/98,426,821.20 = 33,264,277.60/x
  3. Step 3: Cross multiply
    65,575,890.40x = 98,426,821.20 × 33,264,277.60
  4. Step 4: Simplify right side
    65,575,890.40x = 3,274,097,103,682,365.50
  5. Step 5: Solve for x
    x = 3,274,097,103,682,365.50/65,575,890.40
  6. Step 6: Final answer
    x = 49,928,366.72

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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.