Home / 7,203,140.21-9,940,225.13-4,301,970.60

Finding the Fourth Proportional to 7,203,140.21, 9,940,225.13 and 4,301,970.60

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Solution

The fourth proportional to 7,203,140.21, 9,940,225.13 and 4,301,970.60 is: 5,936,654.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,203,140.21 : 9,940,225.13 = 4,301,970.60 : x
  2. Step 2: Convert to fraction form
    7,203,140.21/9,940,225.13 = 4,301,970.60/x
  3. Step 3: Cross multiply
    7,203,140.21x = 9,940,225.13 × 4,301,970.60
  4. Step 4: Simplify right side
    7,203,140.21x = 42,762,556,242,625.79
  5. Step 5: Solve for x
    x = 42,762,556,242,625.79/7,203,140.21
  6. Step 6: Final answer
    x = 5,936,654.71

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1.5x scale

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.