Home / 74,618,392.73-102,972,002.31-40,671,244.62

Finding the Fourth Proportional to 74,618,392.73, 102,972,002.31 and 40,671,244.62

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Solution

The fourth proportional to 74,618,392.73, 102,972,002.31 and 40,671,244.62 is: 56,125,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,618,392.73 : 102,972,002.31 = 40,671,244.62 : x
  2. Step 2: Convert to fraction form
    74,618,392.73/102,972,002.31 = 40,671,244.62/x
  3. Step 3: Cross multiply
    74,618,392.73x = 102,972,002.31 × 40,671,244.62
  4. Step 4: Simplify right side
    74,618,392.73x = 4,187,999,494,961,215
  5. Step 5: Solve for x
    x = 4,187,999,494,961,215/74,618,392.73
  6. Step 6: Final answer
    x = 56,125,565.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.