Home / 34,621,630.40-51,937,111.20-11,909,489.60

Finding the Fourth Proportional to 34,621,630.40, 51,937,111.20 and 11,909,489.60

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Solution

The fourth proportional to 34,621,630.40, 51,937,111.20 and 11,909,489.60 is: 17,865,839.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,621,630.40 : 51,937,111.20 = 11,909,489.60 : x
  2. Step 2: Convert to fraction form
    34,621,630.40/51,937,111.20 = 11,909,489.60/x
  3. Step 3: Cross multiply
    34,621,630.40x = 51,937,111.20 × 11,909,489.60
  4. Step 4: Simplify right side
    34,621,630.40x = 618,544,485,690,443.50
  5. Step 5: Solve for x
    x = 618,544,485,690,443.50/34,621,630.40
  6. Step 6: Final answer
    x = 17,865,839.32

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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.