Home / 14,414,328.50-19,891,774.65-7,887,957.62

Finding the Fourth Proportional to 14,414,328.50, 19,891,774.65 and 7,887,957.62

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Solution

The fourth proportional to 14,414,328.50, 19,891,774.65 and 7,887,957.62 is: 10,885,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,328.50 : 19,891,774.65 = 7,887,957.62 : x
  2. Step 2: Convert to fraction form
    14,414,328.50/19,891,774.65 = 7,887,957.62/x
  3. Step 3: Cross multiply
    14,414,328.50x = 19,891,774.65 × 7,887,957.62
  4. Step 4: Simplify right side
    14,414,328.50x = 156,905,475,425,790.31
  5. Step 5: Solve for x
    x = 156,905,475,425,790.31/14,414,328.50
  6. Step 6: Final answer
    x = 10,885,382.24

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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.