Home / 19,108,306.65-28,634,116.44-14,034,816.57

Finding the Fourth Proportional to 19,108,306.65, 28,634,116.44 and 14,034,816.57

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Solution

The fourth proportional to 19,108,306.65, 28,634,116.44 and 14,034,816.57 is: 21,031,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108,306.65 : 28,634,116.44 = 14,034,816.57 : x
  2. Step 2: Convert to fraction form
    19,108,306.65/28,634,116.44 = 14,034,816.57/x
  3. Step 3: Cross multiply
    19,108,306.65x = 28,634,116.44 × 14,034,816.57
  4. Step 4: Simplify right side
    19,108,306.65x = 401,874,572,039,429.94
  5. Step 5: Solve for x
    x = 401,874,572,039,429.94/19,108,306.65
  6. Step 6: Final answer
    x = 21,031,406.88

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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.