Home / 8,731,069.80-13,096,604.70-8,235,058.20

Finding the Fourth Proportional to 8,731,069.80, 13,096,604.70 and 8,235,058.20

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Solution

The fourth proportional to 8,731,069.80, 13,096,604.70 and 8,235,058.20 is: 12,352,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,069.80 : 13,096,604.70 = 8,235,058.20 : x
  2. Step 2: Convert to fraction form
    8,731,069.80/13,096,604.70 = 8,235,058.20/x
  3. Step 3: Cross multiply
    8,731,069.80x = 13,096,604.70 × 8,235,058.20
  4. Step 4: Simplify right side
    8,731,069.80x = 107,851,301,926,893.53
  5. Step 5: Solve for x
    x = 107,851,301,926,893.53/8,731,069.80
  6. Step 6: Final answer
    x = 12,352,587.30

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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.