Home / 7,702,328.08-10,629,378.54-4,217,813.92

Finding the Fourth Proportional to 7,702,328.08, 10,629,378.54 and 4,217,813.92

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Solution

The fourth proportional to 7,702,328.08, 10,629,378.54 and 4,217,813.92 is: 5,820,674.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,702,328.08 : 10,629,378.54 = 4,217,813.92 : x
  2. Step 2: Convert to fraction form
    7,702,328.08/10,629,378.54 = 4,217,813.92/x
  3. Step 3: Cross multiply
    7,702,328.08x = 10,629,378.54 × 4,217,813.92
  4. Step 4: Simplify right side
    7,702,328.08x = 44,832,740,766,961.27
  5. Step 5: Solve for x
    x = 44,832,740,766,961.27/7,702,328.08
  6. Step 6: Final answer
    x = 5,820,674.00

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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.