Home / 9,042,140.80-13,563,211.20-3,361,189.60

Finding the Fourth Proportional to 9,042,140.80, 13,563,211.20 and 3,361,189.60

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Solution

The fourth proportional to 9,042,140.80, 13,563,211.20 and 3,361,189.60 is: 5,041,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042,140.80 : 13,563,211.20 = 3,361,189.60 : x
  2. Step 2: Convert to fraction form
    9,042,140.80/13,563,211.20 = 3,361,189.60/x
  3. Step 3: Cross multiply
    9,042,140.80x = 13,563,211.20 × 3,361,189.60
  4. Step 4: Simplify right side
    9,042,140.80x = 45,588,524,428,043.52
  5. Step 5: Solve for x
    x = 45,588,524,428,043.52/9,042,140.80
  6. Step 6: Final answer
    x = 5,041,784.40

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1.5x scale

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.