Home / 28,083,616.70-42,125,425.05-26,404,000.70

Finding the Fourth Proportional to 28,083,616.70, 42,125,425.05 and 26,404,000.70

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Solution

The fourth proportional to 28,083,616.70, 42,125,425.05 and 26,404,000.70 is: 39,606,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,083,616.70 : 42,125,425.05 = 26,404,000.70 : x
  2. Step 2: Convert to fraction form
    28,083,616.70/42,125,425.05 = 26,404,000.70/x
  3. Step 3: Cross multiply
    28,083,616.70x = 42,125,425.05 × 26,404,000.70
  4. Step 4: Simplify right side
    28,083,616.70x = 1,112,279,752,507,997.38
  5. Step 5: Solve for x
    x = 1,112,279,752,507,997.38/28,083,616.70
  6. Step 6: Final answer
    x = 39,606,001.05

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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.