Home / 28,396,186-42,577,230.12-13,024,219.84

Finding the Fourth Proportional to 28,396,186, 42,577,230.12 and 13,024,219.84

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Solution

The fourth proportional to 28,396,186, 42,577,230.12 and 13,024,219.84 is: 19,528,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,396,186 : 42,577,230.12 = 13,024,219.84 : x
  2. Step 2: Convert to fraction form
    28,396,186/42,577,230.12 = 13,024,219.84/x
  3. Step 3: Cross multiply
    28,396,186x = 42,577,230.12 × 13,024,219.84
  4. Step 4: Simplify right side
    28,396,186x = 554,535,205,261,149.56
  5. Step 5: Solve for x
    x = 554,535,205,261,149.56/28,396,186
  6. Step 6: Final answer
    x = 19,528,510.11

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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.