Home / 31,453,735.60-47,180,603.40-21,376,039.60

Finding the Fourth Proportional to 31,453,735.60, 47,180,603.40 and 21,376,039.60

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Solution

The fourth proportional to 31,453,735.60, 47,180,603.40 and 21,376,039.60 is: 32,064,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453,735.60 : 47,180,603.40 = 21,376,039.60 : x
  2. Step 2: Convert to fraction form
    31,453,735.60/47,180,603.40 = 21,376,039.60/x
  3. Step 3: Cross multiply
    31,453,735.60x = 47,180,603.40 × 21,376,039.60
  4. Step 4: Simplify right side
    31,453,735.60x = 1,008,534,446,630,294.62
  5. Step 5: Solve for x
    x = 1,008,534,446,630,294.62/31,453,735.60
  6. Step 6: Final answer
    x = 32,064,059.40

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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.