Home / 65,379,970.36-90,224,354.82-37,893,841.96

Finding the Fourth Proportional to 65,379,970.36, 90,224,354.82 and 37,893,841.96

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Solution

The fourth proportional to 65,379,970.36, 90,224,354.82 and 37,893,841.96 is: 52,293,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,379,970.36 : 90,224,354.82 = 37,893,841.96 : x
  2. Step 2: Convert to fraction form
    65,379,970.36/90,224,354.82 = 37,893,841.96/x
  3. Step 3: Cross multiply
    65,379,970.36x = 90,224,354.82 × 37,893,841.96
  4. Step 4: Simplify right side
    65,379,970.36x = 3,418,947,442,492,044
  5. Step 5: Solve for x
    x = 3,418,947,442,492,044/65,379,970.36
  6. Step 6: Final answer
    x = 52,293,499.43

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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.