Home / 6,626,212.80-9,939,319.20-6,395,265.60

Finding the Fourth Proportional to 6,626,212.80, 9,939,319.20 and 6,395,265.60

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Solution

The fourth proportional to 6,626,212.80, 9,939,319.20 and 6,395,265.60 is: 9,592,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626,212.80 : 9,939,319.20 = 6,395,265.60 : x
  2. Step 2: Convert to fraction form
    6,626,212.80/9,939,319.20 = 6,395,265.60/x
  3. Step 3: Cross multiply
    6,626,212.80x = 9,939,319.20 × 6,395,265.60
  4. Step 4: Simplify right side
    6,626,212.80x = 63,564,586,167,179.51
  5. Step 5: Solve for x
    x = 63,564,586,167,179.51/6,626,212.80
  6. Step 6: Final answer
    x = 9,592,898.40

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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.