Home / 28,467,911.10-42,701,866.65-27,074,451.90

Finding the Fourth Proportional to 28,467,911.10, 42,701,866.65 and 27,074,451.90

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Solution

The fourth proportional to 28,467,911.10, 42,701,866.65 and 27,074,451.90 is: 40,611,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,467,911.10 : 42,701,866.65 = 27,074,451.90 : x
  2. Step 2: Convert to fraction form
    28,467,911.10/42,701,866.65 = 27,074,451.90/x
  3. Step 3: Cross multiply
    28,467,911.10x = 42,701,866.65 × 27,074,451.90
  4. Step 4: Simplify right side
    28,467,911.10x = 1,156,129,634,655,639
  5. Step 5: Solve for x
    x = 1,156,129,634,655,639/28,467,911.10
  6. Step 6: Final answer
    x = 40,611,677.85

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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.