Home / 31,934,188.18-47,909,361.43-8,905,125.18

Finding the Fourth Proportional to 31,934,188.18, 47,909,361.43 and 8,905,125.18

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Solution

The fourth proportional to 31,934,188.18, 47,909,361.43 and 8,905,125.18 is: 13,359,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,934,188.18 : 47,909,361.43 = 8,905,125.18 : x
  2. Step 2: Convert to fraction form
    31,934,188.18/47,909,361.43 = 8,905,125.18/x
  3. Step 3: Cross multiply
    31,934,188.18x = 47,909,361.43 × 8,905,125.18
  4. Step 4: Simplify right side
    31,934,188.18x = 426,638,860,614,570.06
  5. Step 5: Solve for x
    x = 426,638,860,614,570.06/31,934,188.18
  6. Step 6: Final answer
    x = 13,359,940.71

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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.