Home / 13,042,374.06-17,997,643.62-7,241,154.34

Finding the Fourth Proportional to 13,042,374.06, 17,997,643.62 and 7,241,154.34

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Solution

The fourth proportional to 13,042,374.06, 17,997,643.62 and 7,241,154.34 is: 9,992,330.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042,374.06 : 17,997,643.62 = 7,241,154.34 : x
  2. Step 2: Convert to fraction form
    13,042,374.06/17,997,643.62 = 7,241,154.34/x
  3. Step 3: Cross multiply
    13,042,374.06x = 17,997,643.62 × 7,241,154.34
  4. Step 4: Simplify right side
    13,042,374.06x = 130,323,715,208,736.31
  5. Step 5: Solve for x
    x = 130,323,715,208,736.31/13,042,374.06
  6. Step 6: Final answer
    x = 9,992,330.74

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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.