Home / 27,653,957.54-38,156,764.14-15,890,953.88

Finding the Fourth Proportional to 27,653,957.54, 38,156,764.14 and 15,890,953.88

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Solution

The fourth proportional to 27,653,957.54, 38,156,764.14 and 15,890,953.88 is: 21,926,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,653,957.54 : 38,156,764.14 = 15,890,953.88 : x
  2. Step 2: Convert to fraction form
    27,653,957.54/38,156,764.14 = 15,890,953.88/x
  3. Step 3: Cross multiply
    27,653,957.54x = 38,156,764.14 × 15,890,953.88
  4. Step 4: Simplify right side
    27,653,957.54x = 606,347,379,158,777.88
  5. Step 5: Solve for x
    x = 606,347,379,158,777.88/27,653,957.54
  6. Step 6: Final answer
    x = 21,926,242.50

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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.