Home / 45,031,285-67,551,888.66-14,318,679.16

Finding the Fourth Proportional to 45,031,285, 67,551,888.66 and 14,318,679.16

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Solution

The fourth proportional to 45,031,285, 67,551,888.66 and 14,318,679.16 is: 21,479,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,031,285 : 67,551,888.66 = 14,318,679.16 : x
  2. Step 2: Convert to fraction form
    45,031,285/67,551,888.66 = 14,318,679.16/x
  3. Step 3: Cross multiply
    45,031,285x = 67,551,888.66 × 14,318,679.16
  4. Step 4: Simplify right side
    45,031,285x = 967,253,820,374,582.25
  5. Step 5: Solve for x
    x = 967,253,820,374,582.25/45,031,285
  6. Step 6: Final answer
    x = 21,479,596.25

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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.