Home / 51,782,777.28-77,675,565.60-13,443,442.56

Finding the Fourth Proportional to 51,782,777.28, 77,675,565.60 and 13,443,442.56

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Solution

The fourth proportional to 51,782,777.28, 77,675,565.60 and 13,443,442.56 is: 20,165,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,782,777.28 : 77,675,565.60 = 13,443,442.56 : x
  2. Step 2: Convert to fraction form
    51,782,777.28/77,675,565.60 = 13,443,442.56/x
  3. Step 3: Cross multiply
    51,782,777.28x = 77,675,565.60 × 13,443,442.56
  4. Step 4: Simplify right side
    51,782,777.28x = 1,044,227,004,459,111.88
  5. Step 5: Solve for x
    x = 1,044,227,004,459,111.88/51,782,777.28
  6. Step 6: Final answer
    x = 20,165,527.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.