Home / 9,763,402.40-14,645,103.60-5,228,439.20

Finding the Fourth Proportional to 9,763,402.40, 14,645,103.60 and 5,228,439.20

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Solution

The fourth proportional to 9,763,402.40, 14,645,103.60 and 5,228,439.20 is: 7,842,658.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763,402.40 : 14,645,103.60 = 5,228,439.20 : x
  2. Step 2: Convert to fraction form
    9,763,402.40/14,645,103.60 = 5,228,439.20/x
  3. Step 3: Cross multiply
    9,763,402.40x = 14,645,103.60 × 5,228,439.20
  4. Step 4: Simplify right side
    9,763,402.40x = 76,571,033,750,301.12
  5. Step 5: Solve for x
    x = 76,571,033,750,301.12/9,763,402.40
  6. Step 6: Final answer
    x = 7,842,658.80

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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.