Home / 22,668,926.51-31,282,771.43-12,745,817.92

Finding the Fourth Proportional to 22,668,926.51, 31,282,771.43 and 12,745,817.92

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Solution

The fourth proportional to 22,668,926.51, 31,282,771.43 and 12,745,817.92 is: 17,589,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668,926.51 : 31,282,771.43 = 12,745,817.92 : x
  2. Step 2: Convert to fraction form
    22,668,926.51/31,282,771.43 = 12,745,817.92/x
  3. Step 3: Cross multiply
    22,668,926.51x = 31,282,771.43 × 12,745,817.92
  4. Step 4: Simplify right side
    22,668,926.51x = 398,724,508,750,726.06
  5. Step 5: Solve for x
    x = 398,724,508,750,726.06/22,668,926.51
  6. Step 6: Final answer
    x = 17,589,033.54

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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.