Home / 22,143,528-30,558,087.90-12,353,974.56

Finding the Fourth Proportional to 22,143,528, 30,558,087.90 and 12,353,974.56

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Solution

The fourth proportional to 22,143,528, 30,558,087.90 and 12,353,974.56 is: 17,048,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,528 : 30,558,087.90 = 12,353,974.56 : x
  2. Step 2: Convert to fraction form
    22,143,528/30,558,087.90 = 12,353,974.56/x
  3. Step 3: Cross multiply
    22,143,528x = 30,558,087.90 × 12,353,974.56
  4. Step 4: Simplify right side
    22,143,528x = 377,513,840,518,843.81
  5. Step 5: Solve for x
    x = 377,513,840,518,843.81/22,143,528
  6. Step 6: Final answer
    x = 17,048,495.64

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Double scale
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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.