Home / 7,456,468.12-10,289,827.60-4,193,281.88

Finding the Fourth Proportional to 7,456,468.12, 10,289,827.60 and 4,193,281.88

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Solution

The fourth proportional to 7,456,468.12, 10,289,827.60 and 4,193,281.88 is: 5,786,673.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456,468.12 : 10,289,827.60 = 4,193,281.88 : x
  2. Step 2: Convert to fraction form
    7,456,468.12/10,289,827.60 = 4,193,281.88/x
  3. Step 3: Cross multiply
    7,456,468.12x = 10,289,827.60 × 4,193,281.88
  4. Step 4: Simplify right side
    7,456,468.12x = 43,148,147,623,403.88
  5. Step 5: Solve for x
    x = 43,148,147,623,403.88/7,456,468.12
  6. Step 6: Final answer
    x = 5,786,673.65

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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.