Home / 20,180,829.84-27,850,450.71-11,363,313.30

Finding the Fourth Proportional to 20,180,829.84, 27,850,450.71 and 11,363,313.30

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Solution

The fourth proportional to 20,180,829.84, 27,850,450.71 and 11,363,313.30 is: 15,681,882.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,180,829.84 : 27,850,450.71 = 11,363,313.30 : x
  2. Step 2: Convert to fraction form
    20,180,829.84/27,850,450.71 = 11,363,313.30/x
  3. Step 3: Cross multiply
    20,180,829.84x = 27,850,450.71 × 11,363,313.30
  4. Step 4: Simplify right side
    20,180,829.84x = 316,473,396,963,937.50
  5. Step 5: Solve for x
    x = 316,473,396,963,937.50/20,180,829.84
  6. Step 6: Final answer
    x = 15,681,882.24

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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.