Home / 30,889,732.20-46,334,598.30-18,135,148.20

Finding the Fourth Proportional to 30,889,732.20, 46,334,598.30 and 18,135,148.20

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Solution

The fourth proportional to 30,889,732.20, 46,334,598.30 and 18,135,148.20 is: 27,202,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,889,732.20 : 46,334,598.30 = 18,135,148.20 : x
  2. Step 2: Convert to fraction form
    30,889,732.20/46,334,598.30 = 18,135,148.20/x
  3. Step 3: Cross multiply
    30,889,732.20x = 46,334,598.30 × 18,135,148.20
  4. Step 4: Simplify right side
    30,889,732.20x = 840,284,806,957,968
  5. Step 5: Solve for x
    x = 840,284,806,957,968/30,889,732.20
  6. Step 6: Final answer
    x = 27,202,722.30

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1.5x scale

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.