Home / 13,186,193.35-19,782,789.23-4,665,641.35

Finding the Fourth Proportional to 13,186,193.35, 19,782,789.23 and 4,665,641.35

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Solution

The fourth proportional to 13,186,193.35, 19,782,789.23 and 4,665,641.35 is: 6,999,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,186,193.35 : 19,782,789.23 = 4,665,641.35 : x
  2. Step 2: Convert to fraction form
    13,186,193.35/19,782,789.23 = 4,665,641.35/x
  3. Step 3: Cross multiply
    13,186,193.35x = 19,782,789.23 × 4,665,641.35
  4. Step 4: Simplify right side
    13,186,193.35x = 92,299,399,426,494.45
  5. Step 5: Solve for x
    x = 92,299,399,426,494.45/13,186,193.35
  6. Step 6: Final answer
    x = 6,999,700.14

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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.