Home / 6,563,425.40-9,845,138.10-5,678,689.40

Finding the Fourth Proportional to 6,563,425.40, 9,845,138.10 and 5,678,689.40

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Solution

The fourth proportional to 6,563,425.40, 9,845,138.10 and 5,678,689.40 is: 8,518,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563,425.40 : 9,845,138.10 = 5,678,689.40 : x
  2. Step 2: Convert to fraction form
    6,563,425.40/9,845,138.10 = 5,678,689.40/x
  3. Step 3: Cross multiply
    6,563,425.40x = 9,845,138.10 × 5,678,689.40
  4. Step 4: Simplify right side
    6,563,425.40x = 55,907,481,370,006.14
  5. Step 5: Solve for x
    x = 55,907,481,370,006.14/6,563,425.40
  6. Step 6: Final answer
    x = 8,518,034.10

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Double scale
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Similar ratio
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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.