Home / 8,438,452.21-11,645,119.95-4,570,973.33

Finding the Fourth Proportional to 8,438,452.21, 11,645,119.95 and 4,570,973.33

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Solution

The fourth proportional to 8,438,452.21, 11,645,119.95 and 4,570,973.33 is: 6,307,973.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,452.21 : 11,645,119.95 = 4,570,973.33 : x
  2. Step 2: Convert to fraction form
    8,438,452.21/11,645,119.95 = 4,570,973.33/x
  3. Step 3: Cross multiply
    8,438,452.21x = 11,645,119.95 × 4,570,973.33
  4. Step 4: Simplify right side
    8,438,452.21x = 53,229,532,716,100.93
  5. Step 5: Solve for x
    x = 53,229,532,716,100.93/8,438,452.21
  6. Step 6: Final answer
    x = 6,307,973.48

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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.