Home / 84,564,666.60-126,846,999.90-27,058,813.80

Finding the Fourth Proportional to 84,564,666.60, 126,846,999.90 and 27,058,813.80

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Solution

The fourth proportional to 84,564,666.60, 126,846,999.90 and 27,058,813.80 is: 40,588,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,564,666.60 : 126,846,999.90 = 27,058,813.80 : x
  2. Step 2: Convert to fraction form
    84,564,666.60/126,846,999.90 = 27,058,813.80/x
  3. Step 3: Cross multiply
    84,564,666.60x = 126,846,999.90 × 27,058,813.80
  4. Step 4: Simplify right side
    84,564,666.60x = 3,432,329,351,382,719
  5. Step 5: Solve for x
    x = 3,432,329,351,382,719/84,564,666.60
  6. Step 6: Final answer
    x = 40,588,220.70

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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.