Home / 20,898,514.53-28,837,338.53-11,604,821.01

Finding the Fourth Proportional to 20,898,514.53, 28,837,338.53 and 11,604,821.01

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Solution

The fourth proportional to 20,898,514.53, 28,837,338.53 and 11,604,821.01 is: 16,013,202.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,898,514.53 : 28,837,338.53 = 11,604,821.01 : x
  2. Step 2: Convert to fraction form
    20,898,514.53/28,837,338.53 = 11,604,821.01/x
  3. Step 3: Cross multiply
    20,898,514.53x = 28,837,338.53 × 11,604,821.01
  4. Step 4: Simplify right side
    20,898,514.53x = 334,652,151,987,402.38
  5. Step 5: Solve for x
    x = 334,652,151,987,402.38/20,898,514.53
  6. Step 6: Final answer
    x = 16,013,202.83

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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.