Home / 8,178,583.52-11,288,369.58-5,083,445

Finding the Fourth Proportional to 8,178,583.52, 11,288,369.58 and 5,083,445

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Solution

The fourth proportional to 8,178,583.52, 11,288,369.58 and 5,083,445 is: 7,016,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,583.52 : 11,288,369.58 = 5,083,445 : x
  2. Step 2: Convert to fraction form
    8,178,583.52/11,288,369.58 = 5,083,445/x
  3. Step 3: Cross multiply
    8,178,583.52x = 11,288,369.58 × 5,083,445
  4. Step 4: Simplify right side
    8,178,583.52x = 57,383,805,899,603.10
  5. Step 5: Solve for x
    x = 57,383,805,899,603.10/8,178,583.52
  6. Step 6: Final answer
    x = 7,016,350.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.