Home / 6,429,149.79-9,643,349.07-4,701,769.26

Finding the Fourth Proportional to 6,429,149.79, 9,643,349.07 and 4,701,769.26

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Solution

The fourth proportional to 6,429,149.79, 9,643,349.07 and 4,701,769.26 is: 7,052,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429,149.79 : 9,643,349.07 = 4,701,769.26 : x
  2. Step 2: Convert to fraction form
    6,429,149.79/9,643,349.07 = 4,701,769.26/x
  3. Step 3: Cross multiply
    6,429,149.79x = 9,643,349.07 × 4,701,769.26
  4. Step 4: Simplify right side
    6,429,149.79x = 45,340,802,198,511.22
  5. Step 5: Solve for x
    x = 45,340,802,198,511.22/6,429,149.79
  6. Step 6: Final answer
    x = 7,052,379.19

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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.