Home / 19,313,770.28-28,952,645.16-6,525,331.52

Finding the Fourth Proportional to 19,313,770.28, 28,952,645.16 and 6,525,331.52

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Solution

The fourth proportional to 19,313,770.28, 28,952,645.16 and 6,525,331.52 is: 9,781,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313,770.28 : 28,952,645.16 = 6,525,331.52 : x
  2. Step 2: Convert to fraction form
    19,313,770.28/28,952,645.16 = 6,525,331.52/x
  3. Step 3: Cross multiply
    19,313,770.28x = 28,952,645.16 × 6,525,331.52
  4. Step 4: Simplify right side
    19,313,770.28x = 188,925,607,929,630.19
  5. Step 5: Solve for x
    x = 188,925,607,929,630.19/19,313,770.28
  6. Step 6: Final answer
    x = 9,781,912.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.