Home / 28,032,922.80-42,049,384.20-27,655,009.20

Finding the Fourth Proportional to 28,032,922.80, 42,049,384.20 and 27,655,009.20

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Solution

The fourth proportional to 28,032,922.80, 42,049,384.20 and 27,655,009.20 is: 41,482,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,032,922.80 : 42,049,384.20 = 27,655,009.20 : x
  2. Step 2: Convert to fraction form
    28,032,922.80/42,049,384.20 = 27,655,009.20/x
  3. Step 3: Cross multiply
    28,032,922.80x = 42,049,384.20 × 27,655,009.20
  4. Step 4: Simplify right side
    28,032,922.80x = 1,162,876,106,905,334.75
  5. Step 5: Solve for x
    x = 1,162,876,106,905,334.75/28,032,922.80
  6. Step 6: Final answer
    x = 41,482,513.80

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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.