Home / 30,024,173.80-45,019,194.54-11,818,499.32

Finding the Fourth Proportional to 30,024,173.80, 45,019,194.54 and 11,818,499.32

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Solution

The fourth proportional to 30,024,173.80, 45,019,194.54 and 11,818,499.32 is: 17,721,031.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,024,173.80 : 45,019,194.54 = 11,818,499.32 : x
  2. Step 2: Convert to fraction form
    30,024,173.80/45,019,194.54 = 11,818,499.32/x
  3. Step 3: Cross multiply
    30,024,173.80x = 45,019,194.54 × 11,818,499.32
  4. Step 4: Simplify right side
    30,024,173.80x = 532,059,320,057,937.69
  5. Step 5: Solve for x
    x = 532,059,320,057,937.69/30,024,173.80
  6. Step 6: Final answer
    x = 17,721,031.18

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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.