Home / 14,285,085.84-19,711,115.10-8,776,689.12

Finding the Fourth Proportional to 14,285,085.84, 19,711,115.10 and 8,776,689.12

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Solution

The fourth proportional to 14,285,085.84, 19,711,115.10 and 8,776,689.12 is: 12,110,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285,085.84 : 19,711,115.10 = 8,776,689.12 : x
  2. Step 2: Convert to fraction form
    14,285,085.84/19,711,115.10 = 8,776,689.12/x
  3. Step 3: Cross multiply
    14,285,085.84x = 19,711,115.10 × 8,776,689.12
  4. Step 4: Simplify right side
    14,285,085.84x = 172,998,329,441,237.72
  5. Step 5: Solve for x
    x = 172,998,329,441,237.72/14,285,085.84
  6. Step 6: Final answer
    x = 12,110,415.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.