Home / 13,363,681.92-18,441,880.36-7,252,110.44

Finding the Fourth Proportional to 13,363,681.92, 18,441,880.36 and 7,252,110.44

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Solution

The fourth proportional to 13,363,681.92, 18,441,880.36 and 7,252,110.44 is: 10,007,912.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,681.92 : 18,441,880.36 = 7,252,110.44 : x
  2. Step 2: Convert to fraction form
    13,363,681.92/18,441,880.36 = 7,252,110.44/x
  3. Step 3: Cross multiply
    13,363,681.92x = 18,441,880.36 × 7,252,110.44
  4. Step 4: Simplify right side
    13,363,681.92x = 133,742,553,091,986.97
  5. Step 5: Solve for x
    x = 133,742,553,091,986.97/13,363,681.92
  6. Step 6: Final answer
    x = 10,007,912.03

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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.