Home / 42,984,111.20-64,476,166.80-28,635,204.20

Finding the Fourth Proportional to 42,984,111.20, 64,476,166.80 and 28,635,204.20

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Solution

The fourth proportional to 42,984,111.20, 64,476,166.80 and 28,635,204.20 is: 42,952,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,984,111.20 : 64,476,166.80 = 28,635,204.20 : x
  2. Step 2: Convert to fraction form
    42,984,111.20/64,476,166.80 = 28,635,204.20/x
  3. Step 3: Cross multiply
    42,984,111.20x = 64,476,166.80 × 28,635,204.20
  4. Step 4: Simplify right side
    42,984,111.20x = 1,846,288,202,351,260.50
  5. Step 5: Solve for x
    x = 1,846,288,202,351,260.50/42,984,111.20
  6. Step 6: Final answer
    x = 42,952,806.30

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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.