Home / 38,861,666.40-58,255,174.80-30,220,975.20

Finding the Fourth Proportional to 38,861,666.40, 58,255,174.80 and 30,220,975.20

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Solution

The fourth proportional to 38,861,666.40, 58,255,174.80 and 30,220,975.20 is: 45,302,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,861,666.40 : 58,255,174.80 = 30,220,975.20 : x
  2. Step 2: Convert to fraction form
    38,861,666.40/58,255,174.80 = 30,220,975.20/x
  3. Step 3: Cross multiply
    38,861,666.40x = 58,255,174.80 × 30,220,975.20
  4. Step 4: Simplify right side
    38,861,666.40x = 1,760,528,192,902,464.75
  5. Step 5: Solve for x
    x = 1,760,528,192,902,464.75/38,861,666.40
  6. Step 6: Final answer
    x = 45,302,436.98

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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.