Home / 71,670,915-107,506,766.16-17,818,227

Finding the Fourth Proportional to 71,670,915, 107,506,766.16 and 17,818,227

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Solution

The fourth proportional to 71,670,915, 107,506,766.16 and 17,818,227 is: 26,727,438.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,670,915 : 107,506,766.16 = 17,818,227 : x
  2. Step 2: Convert to fraction form
    71,670,915/107,506,766.16 = 17,818,227/x
  3. Step 3: Cross multiply
    71,670,915x = 107,506,766.16 × 17,818,227
  4. Step 4: Simplify right side
    71,670,915x = 1,915,579,963,474,798.25
  5. Step 5: Solve for x
    x = 1,915,579,963,474,798.25/71,670,915
  6. Step 6: Final answer
    x = 26,727,438.37

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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.