Home / 7,614,112.60-11,421,168.90-7,141,720.60

Finding the Fourth Proportional to 7,614,112.60, 11,421,168.90 and 7,141,720.60

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Solution

The fourth proportional to 7,614,112.60, 11,421,168.90 and 7,141,720.60 is: 10,712,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614,112.60 : 11,421,168.90 = 7,141,720.60 : x
  2. Step 2: Convert to fraction form
    7,614,112.60/11,421,168.90 = 7,141,720.60/x
  3. Step 3: Cross multiply
    7,614,112.60x = 11,421,168.90 × 7,141,720.60
  4. Step 4: Simplify right side
    7,614,112.60x = 81,566,797,209,209.34
  5. Step 5: Solve for x
    x = 81,566,797,209,209.34/7,614,112.60
  6. Step 6: Final answer
    x = 10,712,580.90

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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.