Home / 19,586,438.65-27,000,798.20-13,687,759.27

Finding the Fourth Proportional to 19,586,438.65, 27,000,798.20 and 13,687,759.27

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Solution

The fourth proportional to 19,586,438.65, 27,000,798.20 and 13,687,759.27 is: 18,869,199.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,438.65 : 27,000,798.20 = 13,687,759.27 : x
  2. Step 2: Convert to fraction form
    19,586,438.65/27,000,798.20 = 13,687,759.27/x
  3. Step 3: Cross multiply
    19,586,438.65x = 27,000,798.20 × 13,687,759.27
  4. Step 4: Simplify right side
    19,586,438.65x = 369,580,425,791,010.50
  5. Step 5: Solve for x
    x = 369,580,425,791,010.50/19,586,438.65
  6. Step 6: Final answer
    x = 18,869,199.88

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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.