Home / 8,632,540.78-11,912,904.47-4,765,060.94

Finding the Fourth Proportional to 8,632,540.78, 11,912,904.47 and 4,765,060.94

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Solution

The fourth proportional to 8,632,540.78, 11,912,904.47 and 4,765,060.94 is: 6,575,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632,540.78 : 11,912,904.47 = 4,765,060.94 : x
  2. Step 2: Convert to fraction form
    8,632,540.78/11,912,904.47 = 4,765,060.94/x
  3. Step 3: Cross multiply
    8,632,540.78x = 11,912,904.47 × 4,765,060.94
  4. Step 4: Simplify right side
    8,632,540.78x = 56,765,715,771,948.41
  5. Step 5: Solve for x
    x = 56,765,715,771,948.41/8,632,540.78
  6. Step 6: Final answer
    x = 6,575,783.10

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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.