Home / 8,696,051.43-12,985,517.30-7,101,777.03

Finding the Fourth Proportional to 8,696,051.43, 12,985,517.30 and 7,101,777.03

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Solution

The fourth proportional to 8,696,051.43, 12,985,517.30 and 7,101,777.03 is: 10,604,841.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,051.43 : 12,985,517.30 = 7,101,777.03 : x
  2. Step 2: Convert to fraction form
    8,696,051.43/12,985,517.30 = 7,101,777.03/x
  3. Step 3: Cross multiply
    8,696,051.43x = 12,985,517.30 × 7,101,777.03
  4. Step 4: Simplify right side
    8,696,051.43x = 92,220,248,448,298.73
  5. Step 5: Solve for x
    x = 92,220,248,448,298.73/8,696,051.43
  6. Step 6: Final answer
    x = 10,604,841.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.