Home / 15,925,752.96-21,979,898.48-9,734,366.88

Finding the Fourth Proportional to 15,925,752.96, 21,979,898.48 and 9,734,366.88

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Solution

The fourth proportional to 15,925,752.96, 21,979,898.48 and 9,734,366.88 is: 13,434,868.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925,752.96 : 21,979,898.48 = 9,734,366.88 : x
  2. Step 2: Convert to fraction form
    15,925,752.96/21,979,898.48 = 9,734,366.88/x
  3. Step 3: Cross multiply
    15,925,752.96x = 21,979,898.48 × 9,734,366.88
  4. Step 4: Simplify right side
    15,925,752.96x = 213,960,395,789,474.38
  5. Step 5: Solve for x
    x = 213,960,395,789,474.38/15,925,752.96
  6. Step 6: Final answer
    x = 13,434,868.44

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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.