Home / 14,612,605.80-21,918,908.70-4,515,210.60

Finding the Fourth Proportional to 14,612,605.80, 21,918,908.70 and 4,515,210.60

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Solution

The fourth proportional to 14,612,605.80, 21,918,908.70 and 4,515,210.60 is: 6,772,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612,605.80 : 21,918,908.70 = 4,515,210.60 : x
  2. Step 2: Convert to fraction form
    14,612,605.80/21,918,908.70 = 4,515,210.60/x
  3. Step 3: Cross multiply
    14,612,605.80x = 21,918,908.70 × 4,515,210.60
  4. Step 4: Simplify right side
    14,612,605.80x = 98,968,488,902,672.20
  5. Step 5: Solve for x
    x = 98,968,488,902,672.20/14,612,605.80
  6. Step 6: Final answer
    x = 6,772,815.90

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Double scale
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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.