Home / 30,980,708.10-46,478,060.55-18,194,631.30

Finding the Fourth Proportional to 30,980,708.10, 46,478,060.55 and 18,194,631.30

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Solution

The fourth proportional to 30,980,708.10, 46,478,060.55 and 18,194,631.30 is: 27,296,057.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,980,708.10 : 46,478,060.55 = 18,194,631.30 : x
  2. Step 2: Convert to fraction form
    30,980,708.10/46,478,060.55 = 18,194,631.30/x
  3. Step 3: Cross multiply
    30,980,708.10x = 46,478,060.55 × 18,194,631.30
  4. Step 4: Simplify right side
    30,980,708.10x = 845,651,175,246,325.25
  5. Step 5: Solve for x
    x = 845,651,175,246,325.25/30,980,708.10
  6. Step 6: Final answer
    x = 27,296,057.03

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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.