Home / 7,031,349.15-9,704,779.54-4,278,923.39

Finding the Fourth Proportional to 7,031,349.15, 9,704,779.54 and 4,278,923.39

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Solution

The fourth proportional to 7,031,349.15, 9,704,779.54 and 4,278,923.39 is: 5,905,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031,349.15 : 9,704,779.54 = 4,278,923.39 : x
  2. Step 2: Convert to fraction form
    7,031,349.15/9,704,779.54 = 4,278,923.39/x
  3. Step 3: Cross multiply
    7,031,349.15x = 9,704,779.54 × 4,278,923.39
  4. Step 4: Simplify right side
    7,031,349.15x = 41,526,008,182,064.08
  5. Step 5: Solve for x
    x = 41,526,008,182,064.08/7,031,349.15
  6. Step 6: Final answer
    x = 5,905,837.88

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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.