Home / 14,501,422.50-20,011,563.39-7,975,051.80

Finding the Fourth Proportional to 14,501,422.50, 20,011,563.39 and 7,975,051.80

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Solution

The fourth proportional to 14,501,422.50, 20,011,563.39 and 7,975,051.80 is: 11,005,351.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,422.50 : 20,011,563.39 = 7,975,051.80 : x
  2. Step 2: Convert to fraction form
    14,501,422.50/20,011,563.39 = 7,975,051.80/x
  3. Step 3: Cross multiply
    14,501,422.50x = 20,011,563.39 × 7,975,051.80
  4. Step 4: Simplify right side
    14,501,422.50x = 159,593,254,634,233.59
  5. Step 5: Solve for x
    x = 159,593,254,634,233.59/14,501,422.50
  6. Step 6: Final answer
    x = 11,005,351.69

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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.