Home / 13,057,187.96-18,017,773.26-7,255,602.20

Finding the Fourth Proportional to 13,057,187.96, 18,017,773.26 and 7,255,602.20

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Solution

The fourth proportional to 13,057,187.96, 18,017,773.26 and 7,255,602.20 is: 10,012,094.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057,187.96 : 18,017,773.26 = 7,255,602.20 : x
  2. Step 2: Convert to fraction form
    13,057,187.96/18,017,773.26 = 7,255,602.20/x
  3. Step 3: Cross multiply
    13,057,187.96x = 18,017,773.26 × 7,255,602.20
  4. Step 4: Simplify right side
    13,057,187.96x = 130,729,795,304,357.19
  5. Step 5: Solve for x
    x = 130,729,795,304,357.19/13,057,187.96
  6. Step 6: Final answer
    x = 10,012,094.16

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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.