Home / 7,105,148.40-9,804,512.40-4,007,501.04

Finding the Fourth Proportional to 7,105,148.40, 9,804,512.40 and 4,007,501.04

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Solution

The fourth proportional to 7,105,148.40, 9,804,512.40 and 4,007,501.04 is: 5,530,017.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,148.40 : 9,804,512.40 = 4,007,501.04 : x
  2. Step 2: Convert to fraction form
    7,105,148.40/9,804,512.40 = 4,007,501.04/x
  3. Step 3: Cross multiply
    7,105,148.40x = 9,804,512.40 × 4,007,501.04
  4. Step 4: Simplify right side
    7,105,148.40x = 39,291,593,639,692.90
  5. Step 5: Solve for x
    x = 39,291,593,639,692.90/7,105,148.40
  6. Step 6: Final answer
    x = 5,530,017.31

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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.