Home / 9,479,438.32-13,081,301.40-5,406,369.52

Finding the Fourth Proportional to 9,479,438.32, 13,081,301.40 and 5,406,369.52

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Solution

The fourth proportional to 9,479,438.32, 13,081,301.40 and 5,406,369.52 is: 7,460,605.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479,438.32 : 13,081,301.40 = 5,406,369.52 : x
  2. Step 2: Convert to fraction form
    9,479,438.32/13,081,301.40 = 5,406,369.52/x
  3. Step 3: Cross multiply
    9,479,438.32x = 13,081,301.40 × 5,406,369.52
  4. Step 4: Simplify right side
    9,479,438.32x = 70,722,349,170,893.33
  5. Step 5: Solve for x
    x = 70,722,349,170,893.33/9,479,438.32
  6. Step 6: Final answer
    x = 7,460,605.45

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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.