Home / 10,134,896.62-13,985,984.55-5,488,643.96

Finding the Fourth Proportional to 10,134,896.62, 13,985,984.55 and 5,488,643.96

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Solution

The fourth proportional to 10,134,896.62, 13,985,984.55 and 5,488,643.96 is: 7,574,235.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,896.62 : 13,985,984.55 = 5,488,643.96 : x
  2. Step 2: Convert to fraction form
    10,134,896.62/13,985,984.55 = 5,488,643.96/x
  3. Step 3: Cross multiply
    10,134,896.62x = 13,985,984.55 × 5,488,643.96
  4. Step 4: Simplify right side
    10,134,896.62x = 76,764,089,625,010.83
  5. Step 5: Solve for x
    x = 76,764,089,625,010.83/10,134,896.62
  6. Step 6: Final answer
    x = 7,574,235.09

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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.