Home / 8,858,897.30-13,303,091.55-4,872,670.10

Finding the Fourth Proportional to 8,858,897.30, 13,303,091.55 and 4,872,670.10

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Solution

The fourth proportional to 8,858,897.30, 13,303,091.55 and 4,872,670.10 is: 7,317,115.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,897.30 : 13,303,091.55 = 4,872,670.10 : x
  2. Step 2: Convert to fraction form
    8,858,897.30/13,303,091.55 = 4,872,670.10/x
  3. Step 3: Cross multiply
    8,858,897.30x = 13,303,091.55 × 4,872,670.10
  4. Step 4: Simplify right side
    8,858,897.30x = 64,821,576,433,247.66
  5. Step 5: Solve for x
    x = 64,821,576,433,247.66/8,858,897.30
  6. Step 6: Final answer
    x = 7,317,115.69

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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.