Home / 45,935,123.20-68,902,684.80-39,699,548.80

Finding the Fourth Proportional to 45,935,123.20, 68,902,684.80 and 39,699,548.80

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Solution

The fourth proportional to 45,935,123.20, 68,902,684.80 and 39,699,548.80 is: 59,549,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,935,123.20 : 68,902,684.80 = 39,699,548.80 : x
  2. Step 2: Convert to fraction form
    45,935,123.20/68,902,684.80 = 39,699,548.80/x
  3. Step 3: Cross multiply
    45,935,123.20x = 68,902,684.80 × 39,699,548.80
  4. Step 4: Simplify right side
    45,935,123.20x = 2,735,405,497,668,618
  5. Step 5: Solve for x
    x = 2,735,405,497,668,618/45,935,123.20
  6. Step 6: Final answer
    x = 59,549,323.20

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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.