Home / 53,309,911.20-79,956,572.40-14,967,664.80

Finding the Fourth Proportional to 53,309,911.20, 79,956,572.40 and 14,967,664.80

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Solution

The fourth proportional to 53,309,911.20, 79,956,572.40 and 14,967,664.80 is: 22,449,168.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,309,911.20 : 79,956,572.40 = 14,967,664.80 : x
  2. Step 2: Convert to fraction form
    53,309,911.20/79,956,572.40 = 14,967,664.80/x
  3. Step 3: Cross multiply
    53,309,911.20x = 79,956,572.40 × 14,967,664.80
  4. Step 4: Simplify right side
    53,309,911.20x = 1,196,763,174,240,131.75
  5. Step 5: Solve for x
    x = 1,196,763,174,240,131.75/53,309,911.20
  6. Step 6: Final answer
    x = 22,449,168.41

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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.