Home / 28,028,400.30-42,042,600.45-27,650,486.70

Finding the Fourth Proportional to 28,028,400.30, 42,042,600.45 and 27,650,486.70

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Solution

The fourth proportional to 28,028,400.30, 42,042,600.45 and 27,650,486.70 is: 41,475,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,028,400.30 : 42,042,600.45 = 27,650,486.70 : x
  2. Step 2: Convert to fraction form
    28,028,400.30/42,042,600.45 = 27,650,486.70/x
  3. Step 3: Cross multiply
    28,028,400.30x = 42,042,600.45 × 27,650,486.70
  4. Step 4: Simplify right side
    28,028,400.30x = 1,162,498,364,576,139
  5. Step 5: Solve for x
    x = 1,162,498,364,576,139/28,028,400.30
  6. Step 6: Final answer
    x = 41,475,730.05

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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.