Home / 13,007,352.79-19,523,129.51-6,622,381.27

Finding the Fourth Proportional to 13,007,352.79, 19,523,129.51 and 6,622,381.27

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Solution

The fourth proportional to 13,007,352.79, 19,523,129.51 and 6,622,381.27 is: 9,939,732.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007,352.79 : 19,523,129.51 = 6,622,381.27 : x
  2. Step 2: Convert to fraction form
    13,007,352.79/19,523,129.51 = 6,622,381.27/x
  3. Step 3: Cross multiply
    13,007,352.79x = 19,523,129.51 × 6,622,381.27
  4. Step 4: Simplify right side
    13,007,352.79x = 129,289,607,198,808.28
  5. Step 5: Solve for x
    x = 129,289,607,198,808.28/13,007,352.79
  6. Step 6: Final answer
    x = 9,939,732.49

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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.