Home / 17,206,228.21-23,745,117.90-12,185,971.61

Finding the Fourth Proportional to 17,206,228.21, 23,745,117.90 and 12,185,971.61

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Solution

The fourth proportional to 17,206,228.21, 23,745,117.90 and 12,185,971.61 is: 16,817,011.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,206,228.21 : 23,745,117.90 = 12,185,971.61 : x
  2. Step 2: Convert to fraction form
    17,206,228.21/23,745,117.90 = 12,185,971.61/x
  3. Step 3: Cross multiply
    17,206,228.21x = 23,745,117.90 × 12,185,971.61
  4. Step 4: Simplify right side
    17,206,228.21x = 289,357,332,605,502.81
  5. Step 5: Solve for x
    x = 289,357,332,605,502.81/17,206,228.21
  6. Step 6: Final answer
    x = 16,817,011.21

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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.