Home / 9,927,200.70-14,890,801.05-4,247,999.10

Finding the Fourth Proportional to 9,927,200.70, 14,890,801.05 and 4,247,999.10

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Solution

The fourth proportional to 9,927,200.70, 14,890,801.05 and 4,247,999.10 is: 6,371,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927,200.70 : 14,890,801.05 = 4,247,999.10 : x
  2. Step 2: Convert to fraction form
    9,927,200.70/14,890,801.05 = 4,247,999.10/x
  3. Step 3: Cross multiply
    9,927,200.70x = 14,890,801.05 × 4,247,999.10
  4. Step 4: Simplify right side
    9,927,200.70x = 63,256,109,458,679.05
  5. Step 5: Solve for x
    x = 63,256,109,458,679.05/9,927,200.70
  6. Step 6: Final answer
    x = 6,371,998.65

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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.