Home / 30,024,173.55-45,019,194.17-11,818,499.07

Finding the Fourth Proportional to 30,024,173.55, 45,019,194.17 and 11,818,499.07

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Solution

The fourth proportional to 30,024,173.55, 45,019,194.17 and 11,818,499.07 is: 17,721,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,024,173.55 : 45,019,194.17 = 11,818,499.07 : x
  2. Step 2: Convert to fraction form
    30,024,173.55/45,019,194.17 = 11,818,499.07/x
  3. Step 3: Cross multiply
    30,024,173.55x = 45,019,194.17 × 11,818,499.07
  4. Step 4: Simplify right side
    30,024,173.55x = 532,059,304,371,201.94
  5. Step 5: Solve for x
    x = 532,059,304,371,201.94/30,024,173.55
  6. Step 6: Final answer
    x = 17,721,030.80

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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.