Home / 13,042,351.02-17,997,611.79-7,241,131.20

Finding the Fourth Proportional to 13,042,351.02, 17,997,611.79 and 7,241,131.20

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Solution

The fourth proportional to 13,042,351.02, 17,997,611.79 and 7,241,131.20 is: 9,992,298.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042,351.02 : 17,997,611.79 = 7,241,131.20 : x
  2. Step 2: Convert to fraction form
    13,042,351.02/17,997,611.79 = 7,241,131.20/x
  3. Step 3: Cross multiply
    13,042,351.02x = 17,997,611.79 × 7,241,131.20
  4. Step 4: Simplify right side
    13,042,351.02x = 130,323,068,258,056.84
  5. Step 5: Solve for x
    x = 130,323,068,258,056.84/13,042,351.02
  6. Step 6: Final answer
    x = 9,992,298.79

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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.