Home / 7,895,250.10-11,842,875.15-7,788,961.90

Finding the Fourth Proportional to 7,895,250.10, 11,842,875.15 and 7,788,961.90

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Solution

The fourth proportional to 7,895,250.10, 11,842,875.15 and 7,788,961.90 is: 11,683,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895,250.10 : 11,842,875.15 = 7,788,961.90 : x
  2. Step 2: Convert to fraction form
    7,895,250.10/11,842,875.15 = 7,788,961.90/x
  3. Step 3: Cross multiply
    7,895,250.10x = 11,842,875.15 × 7,788,961.90
  4. Step 4: Simplify right side
    7,895,250.10x = 92,243,703,329,806.80
  5. Step 5: Solve for x
    x = 92,243,703,329,806.80/7,895,250.10
  6. Step 6: Final answer
    x = 11,683,442.85

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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.