Home / 30,912,363.82-46,373,892.80-10,442,232.45

Finding the Fourth Proportional to 30,912,363.82, 46,373,892.80 and 10,442,232.45

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Solution

The fourth proportional to 30,912,363.82, 46,373,892.80 and 10,442,232.45 is: 15,665,154.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,912,363.82 : 46,373,892.80 = 10,442,232.45 : x
  2. Step 2: Convert to fraction form
    30,912,363.82/46,373,892.80 = 10,442,232.45/x
  3. Step 3: Cross multiply
    30,912,363.82x = 46,373,892.80 × 10,442,232.45
  4. Step 4: Simplify right side
    30,912,363.82x = 484,246,968,176,770.19
  5. Step 5: Solve for x
    x = 484,246,968,176,770.19/30,912,363.82
  6. Step 6: Final answer
    x = 15,665,154.92

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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.