Home / 35,609,042.20-53,413,563.30-12,881,738.20

Finding the Fourth Proportional to 35,609,042.20, 53,413,563.30 and 12,881,738.20

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Solution

The fourth proportional to 35,609,042.20, 53,413,563.30 and 12,881,738.20 is: 19,322,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609,042.20 : 53,413,563.30 = 12,881,738.20 : x
  2. Step 2: Convert to fraction form
    35,609,042.20/53,413,563.30 = 12,881,738.20/x
  3. Step 3: Cross multiply
    35,609,042.20x = 53,413,563.30 × 12,881,738.20
  4. Step 4: Simplify right side
    35,609,042.20x = 688,059,538,759,728
  5. Step 5: Solve for x
    x = 688,059,538,759,728/35,609,042.20
  6. Step 6: Final answer
    x = 19,322,607.30

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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.