Home / 7,136,448.60-10,704,672.90-6,561,370.20

Finding the Fourth Proportional to 7,136,448.60, 10,704,672.90 and 6,561,370.20

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Solution

The fourth proportional to 7,136,448.60, 10,704,672.90 and 6,561,370.20 is: 9,842,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,448.60 : 10,704,672.90 = 6,561,370.20 : x
  2. Step 2: Convert to fraction form
    7,136,448.60/10,704,672.90 = 6,561,370.20/x
  3. Step 3: Cross multiply
    7,136,448.60x = 10,704,672.90 × 6,561,370.20
  4. Step 4: Simplify right side
    7,136,448.60x = 70,237,321,766,807.59
  5. Step 5: Solve for x
    x = 70,237,321,766,807.59/7,136,448.60
  6. Step 6: Final answer
    x = 9,842,055.30

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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.