Home / 14,555,801.76-21,788,267.70-10,721,947.08

Finding the Fourth Proportional to 14,555,801.76, 21,788,267.70 and 10,721,947.08

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Solution

The fourth proportional to 14,555,801.76, 21,788,267.70 and 10,721,947.08 is: 16,049,452.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555,801.76 : 21,788,267.70 = 10,721,947.08 : x
  2. Step 2: Convert to fraction form
    14,555,801.76/21,788,267.70 = 10,721,947.08/x
  3. Step 3: Cross multiply
    14,555,801.76x = 21,788,267.70 × 10,721,947.08
  4. Step 4: Simplify right side
    14,555,801.76x = 233,612,653,244,273.31
  5. Step 5: Solve for x
    x = 233,612,653,244,273.31/14,555,801.76
  6. Step 6: Final answer
    x = 16,049,452.80

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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.