Home / 7,867,077.14-10,855,905.09-4,810,700.90

Finding the Fourth Proportional to 7,867,077.14, 10,855,905.09 and 4,810,700.90

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Solution

The fourth proportional to 7,867,077.14, 10,855,905.09 and 4,810,700.90 is: 6,638,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867,077.14 : 10,855,905.09 = 4,810,700.90 : x
  2. Step 2: Convert to fraction form
    7,867,077.14/10,855,905.09 = 4,810,700.90/x
  3. Step 3: Cross multiply
    7,867,077.14x = 10,855,905.09 × 4,810,700.90
  4. Step 4: Simplify right side
    7,867,077.14x = 52,224,512,332,498.05
  5. Step 5: Solve for x
    x = 52,224,512,332,498.05/7,867,077.14
  6. Step 6: Final answer
    x = 6,638,362.82

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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.