Home / 23,312,128.80-34,968,193.20-13,234,432.80

Finding the Fourth Proportional to 23,312,128.80, 34,968,193.20 and 13,234,432.80

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Solution

The fourth proportional to 23,312,128.80, 34,968,193.20 and 13,234,432.80 is: 19,851,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,312,128.80 : 34,968,193.20 = 13,234,432.80 : x
  2. Step 2: Convert to fraction form
    23,312,128.80/34,968,193.20 = 13,234,432.80/x
  3. Step 3: Cross multiply
    23,312,128.80x = 34,968,193.20 × 13,234,432.80
  4. Step 4: Simplify right side
    23,312,128.80x = 462,784,203,042,817
  5. Step 5: Solve for x
    x = 462,784,203,042,817/23,312,128.80
  6. Step 6: Final answer
    x = 19,851,649.20

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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.