Home / 52,521,497.46-72,491,759.91-30,798,463.86

Finding the Fourth Proportional to 52,521,497.46, 72,491,759.91 and 30,798,463.86

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Solution

The fourth proportional to 52,521,497.46, 72,491,759.91 and 30,798,463.86 is: 42,508,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521,497.46 : 72,491,759.91 = 30,798,463.86 : x
  2. Step 2: Convert to fraction form
    52,521,497.46/72,491,759.91 = 30,798,463.86/x
  3. Step 3: Cross multiply
    52,521,497.46x = 72,491,759.91 × 30,798,463.86
  4. Step 4: Simplify right side
    52,521,497.46x = 2,232,634,847,735,931.75
  5. Step 5: Solve for x
    x = 2,232,634,847,735,931.75/52,521,497.46
  6. Step 6: Final answer
    x = 42,508,971.67

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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.