Home / 8,273,417.40-12,410,126.10-6,147,653.40

Finding the Fourth Proportional to 8,273,417.40, 12,410,126.10 and 6,147,653.40

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Solution

The fourth proportional to 8,273,417.40, 12,410,126.10 and 6,147,653.40 is: 9,221,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273,417.40 : 12,410,126.10 = 6,147,653.40 : x
  2. Step 2: Convert to fraction form
    8,273,417.40/12,410,126.10 = 6,147,653.40/x
  3. Step 3: Cross multiply
    8,273,417.40x = 12,410,126.10 × 6,147,653.40
  4. Step 4: Simplify right side
    8,273,417.40x = 76,293,153,913,093.75
  5. Step 5: Solve for x
    x = 76,293,153,913,093.75/8,273,417.40
  6. Step 6: Final answer
    x = 9,221,480.10

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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.