Home / 30,644,776.44-42,290,260.38-16,706,140.92

Finding the Fourth Proportional to 30,644,776.44, 42,290,260.38 and 16,706,140.92

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Solution

The fourth proportional to 30,644,776.44, 42,290,260.38 and 16,706,140.92 is: 23,054,730.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644,776.44 : 42,290,260.38 = 16,706,140.92 : x
  2. Step 2: Convert to fraction form
    30,644,776.44/42,290,260.38 = 16,706,140.92/x
  3. Step 3: Cross multiply
    30,644,776.44x = 42,290,260.38 × 16,706,140.92
  4. Step 4: Simplify right side
    30,644,776.44x = 706,507,049,451,772.75
  5. Step 5: Solve for x
    x = 706,507,049,451,772.75/30,644,776.44
  6. Step 6: Final answer
    x = 23,054,730.09

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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.