Home / 28,446,239.25-39,243,300.53-16,679,501.55

Finding the Fourth Proportional to 28,446,239.25, 39,243,300.53 and 16,679,501.55

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Solution

The fourth proportional to 28,446,239.25, 39,243,300.53 and 16,679,501.55 is: 23,010,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446,239.25 : 39,243,300.53 = 16,679,501.55 : x
  2. Step 2: Convert to fraction form
    28,446,239.25/39,243,300.53 = 16,679,501.55/x
  3. Step 3: Cross multiply
    28,446,239.25x = 39,243,300.53 × 16,679,501.55
  4. Step 4: Simplify right side
    28,446,239.25x = 654,558,691,933,853.38
  5. Step 5: Solve for x
    x = 654,558,691,933,853.38/28,446,239.25
  6. Step 6: Final answer
    x = 23,010,377.09

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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.