Home / 12,988,339.56-19,482,640.02-5,800,237.56

Finding the Fourth Proportional to 12,988,339.56, 19,482,640.02 and 5,800,237.56

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Solution

The fourth proportional to 12,988,339.56, 19,482,640.02 and 5,800,237.56 is: 8,700,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,988,339.56 : 19,482,640.02 = 5,800,237.56 : x
  2. Step 2: Convert to fraction form
    12,988,339.56/19,482,640.02 = 5,800,237.56/x
  3. Step 3: Cross multiply
    12,988,339.56x = 19,482,640.02 × 5,800,237.56
  4. Step 4: Simplify right side
    12,988,339.56x = 113,003,940,411,963.14
  5. Step 5: Solve for x
    x = 113,003,940,411,963.14/12,988,339.56
  6. Step 6: Final answer
    x = 8,700,414.70

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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.