Home / 6,237,129.10-9,355,693.65-4,217,653.30

Finding the Fourth Proportional to 6,237,129.10, 9,355,693.65 and 4,217,653.30

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Solution

The fourth proportional to 6,237,129.10, 9,355,693.65 and 4,217,653.30 is: 6,326,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237,129.10 : 9,355,693.65 = 4,217,653.30 : x
  2. Step 2: Convert to fraction form
    6,237,129.10/9,355,693.65 = 4,217,653.30/x
  3. Step 3: Cross multiply
    6,237,129.10x = 9,355,693.65 × 4,217,653.30
  4. Step 4: Simplify right side
    6,237,129.10x = 39,459,072,196,711.55
  5. Step 5: Solve for x
    x = 39,459,072,196,711.55/6,237,129.10
  6. Step 6: Final answer
    x = 6,326,479.95

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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.