Home / 9,768,026.80-14,652,040.20-4,990,452.40

Finding the Fourth Proportional to 9,768,026.80, 14,652,040.20 and 4,990,452.40

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Solution

The fourth proportional to 9,768,026.80, 14,652,040.20 and 4,990,452.40 is: 7,485,678.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,768,026.80 : 14,652,040.20 = 4,990,452.40 : x
  2. Step 2: Convert to fraction form
    9,768,026.80/14,652,040.20 = 4,990,452.40/x
  3. Step 3: Cross multiply
    9,768,026.80x = 14,652,040.20 × 4,990,452.40
  4. Step 4: Simplify right side
    9,768,026.80x = 73,120,309,180,986.48
  5. Step 5: Solve for x
    x = 73,120,309,180,986.48/9,768,026.80
  6. Step 6: Final answer
    x = 7,485,678.60

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Similar ratio
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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.