Home / 14,387,592.56-19,855,017.18-7,861,221.41

Finding the Fourth Proportional to 14,387,592.56, 19,855,017.18 and 7,861,221.41

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Solution

The fourth proportional to 14,387,592.56, 19,855,017.18 and 7,861,221.41 is: 10,848,561.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387,592.56 : 19,855,017.18 = 7,861,221.41 : x
  2. Step 2: Convert to fraction form
    14,387,592.56/19,855,017.18 = 7,861,221.41/x
  3. Step 3: Cross multiply
    14,387,592.56x = 19,855,017.18 × 7,861,221.41
  4. Step 4: Simplify right side
    14,387,592.56x = 156,084,686,052,058.75
  5. Step 5: Solve for x
    x = 156,084,686,052,058.75/14,387,592.56
  6. Step 6: Final answer
    x = 10,848,561.74

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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.