Home / 74,732,605.60-112,116,623.10-38,346,611.80

Finding the Fourth Proportional to 74,732,605.60, 112,116,623.10 and 38,346,611.80

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Solution

The fourth proportional to 74,732,605.60, 112,116,623.10 and 38,346,611.80 is: 57,529,007.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,732,605.60 : 112,116,623.10 = 38,346,611.80 : x
  2. Step 2: Convert to fraction form
    74,732,605.60/112,116,623.10 = 38,346,611.80/x
  3. Step 3: Cross multiply
    74,732,605.60x = 112,116,623.10 × 38,346,611.80
  4. Step 4: Simplify right side
    74,732,605.60x = 4,299,292,622,342,612
  5. Step 5: Solve for x
    x = 4,299,292,622,342,612/74,732,605.60
  6. Step 6: Final answer
    x = 57,529,007.42

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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.