Home / 7,151,228.16-9,867,283.20-4,011,596.16

Finding the Fourth Proportional to 7,151,228.16, 9,867,283.20 and 4,011,596.16

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Solution

The fourth proportional to 7,151,228.16, 9,867,283.20 and 4,011,596.16 is: 5,535,210.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,228.16 : 9,867,283.20 = 4,011,596.16 : x
  2. Step 2: Convert to fraction form
    7,151,228.16/9,867,283.20 = 4,011,596.16/x
  3. Step 3: Cross multiply
    7,151,228.16x = 9,867,283.20 × 4,011,596.16
  4. Step 4: Simplify right side
    7,151,228.16x = 39,583,555,394,752.51
  5. Step 5: Solve for x
    x = 39,583,555,394,752.51/7,151,228.16
  6. Step 6: Final answer
    x = 5,535,210.81

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1.5x scale

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.