Home / 7,166,040-9,895,707.48-4,553,404.80

Finding the Fourth Proportional to 7,166,040, 9,895,707.48 and 4,553,404.80

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Solution

The fourth proportional to 7,166,040, 9,895,707.48 and 4,553,404.80 is: 6,287,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166,040 : 9,895,707.48 = 4,553,404.80 : x
  2. Step 2: Convert to fraction form
    7,166,040/9,895,707.48 = 4,553,404.80/x
  3. Step 3: Cross multiply
    7,166,040x = 9,895,707.48 × 4,553,404.80
  4. Step 4: Simplify right side
    7,166,040x = 45,059,161,938,827.91
  5. Step 5: Solve for x
    x = 45,059,161,938,827.91/7,166,040
  6. Step 6: Final answer
    x = 6,287,874.75

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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.