Home / 45,781,519.80-68,672,279.70-39,616,804.20

Finding the Fourth Proportional to 45,781,519.80, 68,672,279.70 and 39,616,804.20

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Solution

The fourth proportional to 45,781,519.80, 68,672,279.70 and 39,616,804.20 is: 59,425,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,781,519.80 : 68,672,279.70 = 39,616,804.20 : x
  2. Step 2: Convert to fraction form
    45,781,519.80/68,672,279.70 = 39,616,804.20/x
  3. Step 3: Cross multiply
    45,781,519.80x = 68,672,279.70 × 39,616,804.20
  4. Step 4: Simplify right side
    45,781,519.80x = 2,720,576,258,842,535
  5. Step 5: Solve for x
    x = 2,720,576,258,842,535/45,781,519.80
  6. Step 6: Final answer
    x = 59,425,206.30

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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.