Home / 45,357,543.56-68,036,585.98-11,278,889.44

Finding the Fourth Proportional to 45,357,543.56, 68,036,585.98 and 11,278,889.44

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Solution

The fourth proportional to 45,357,543.56, 68,036,585.98 and 11,278,889.44 is: 16,918,401.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,357,543.56 : 68,036,585.98 = 11,278,889.44 : x
  2. Step 2: Convert to fraction form
    45,357,543.56/68,036,585.98 = 11,278,889.44/x
  3. Step 3: Cross multiply
    45,357,543.56x = 68,036,585.98 × 11,278,889.44
  4. Step 4: Simplify right side
    45,357,543.56x = 767,377,131,143,474.12
  5. Step 5: Solve for x
    x = 767,377,131,143,474.12/45,357,543.56
  6. Step 6: Final answer
    x = 16,918,401.46

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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.