Home / 15,533,104.80-23,299,657.20-12,698,752.80

Finding the Fourth Proportional to 15,533,104.80, 23,299,657.20 and 12,698,752.80

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Solution

The fourth proportional to 15,533,104.80, 23,299,657.20 and 12,698,752.80 is: 19,048,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533,104.80 : 23,299,657.20 = 12,698,752.80 : x
  2. Step 2: Convert to fraction form
    15,533,104.80/23,299,657.20 = 12,698,752.80/x
  3. Step 3: Cross multiply
    15,533,104.80x = 23,299,657.20 × 12,698,752.80
  4. Step 4: Simplify right side
    15,533,104.80x = 295,876,587,107,540.19
  5. Step 5: Solve for x
    x = 295,876,587,107,540.19/15,533,104.80
  6. Step 6: Final answer
    x = 19,048,129.20

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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.