Home / 9,977,200.80-14,965,801.20-3,587,661.60

Finding the Fourth Proportional to 9,977,200.80, 14,965,801.20 and 3,587,661.60

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Solution

The fourth proportional to 9,977,200.80, 14,965,801.20 and 3,587,661.60 is: 5,381,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977,200.80 : 14,965,801.20 = 3,587,661.60 : x
  2. Step 2: Convert to fraction form
    9,977,200.80/14,965,801.20 = 3,587,661.60/x
  3. Step 3: Cross multiply
    9,977,200.80x = 14,965,801.20 × 3,587,661.60
  4. Step 4: Simplify right side
    9,977,200.80x = 53,692,230,278,473.92
  5. Step 5: Solve for x
    x = 53,692,230,278,473.92/9,977,200.80
  6. Step 6: Final answer
    x = 5,381,492.40

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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.