Home / 30,889,730.20-46,334,595.30-18,135,146.20

Finding the Fourth Proportional to 30,889,730.20, 46,334,595.30 and 18,135,146.20

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Solution

The fourth proportional to 30,889,730.20, 46,334,595.30 and 18,135,146.20 is: 27,202,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,889,730.20 : 46,334,595.30 = 18,135,146.20 : x
  2. Step 2: Convert to fraction form
    30,889,730.20/46,334,595.30 = 18,135,146.20/x
  3. Step 3: Cross multiply
    30,889,730.20x = 46,334,595.30 × 18,135,146.20
  4. Step 4: Simplify right side
    30,889,730.20x = 840,284,659,883,332.75
  5. Step 5: Solve for x
    x = 840,284,659,883,332.75/30,889,730.20
  6. Step 6: Final answer
    x = 27,202,719.30

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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.