Home / 23,478,138.72-32,386,104.72-14,762,512.80

Finding the Fourth Proportional to 23,478,138.72, 32,386,104.72 and 14,762,512.80

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Solution

The fourth proportional to 23,478,138.72, 32,386,104.72 and 14,762,512.80 is: 20,363,636.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,478,138.72 : 32,386,104.72 = 14,762,512.80 : x
  2. Step 2: Convert to fraction form
    23,478,138.72/32,386,104.72 = 14,762,512.80/x
  3. Step 3: Cross multiply
    23,478,138.72x = 32,386,104.72 × 14,762,512.80
  4. Step 4: Simplify right side
    23,478,138.72x = 478,100,285,471,140.44
  5. Step 5: Solve for x
    x = 478,100,285,471,140.44/23,478,138.72
  6. Step 6: Final answer
    x = 20,363,636.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.