Home / 7,021,324.18-9,689,463.18-3,923,899.27

Finding the Fourth Proportional to 7,021,324.18, 9,689,463.18 and 3,923,899.27

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Solution

The fourth proportional to 7,021,324.18, 9,689,463.18 and 3,923,899.27 is: 5,415,001.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,324.18 : 9,689,463.18 = 3,923,899.27 : x
  2. Step 2: Convert to fraction form
    7,021,324.18/9,689,463.18 = 3,923,899.27/x
  3. Step 3: Cross multiply
    7,021,324.18x = 9,689,463.18 × 3,923,899.27
  4. Step 4: Simplify right side
    7,021,324.18x = 38,020,477,498,693.88
  5. Step 5: Solve for x
    x = 38,020,477,498,693.88/7,021,324.18
  6. Step 6: Final answer
    x = 5,415,001.01

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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.