Home / 13,337,687.58-18,406,005.26-7,226,116.08

Finding the Fourth Proportional to 13,337,687.58, 18,406,005.26 and 7,226,116.08

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Solution

The fourth proportional to 13,337,687.58, 18,406,005.26 and 7,226,116.08 is: 9,972,038.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337,687.58 : 18,406,005.26 = 7,226,116.08 : x
  2. Step 2: Convert to fraction form
    13,337,687.58/18,406,005.26 = 7,226,116.08/x
  3. Step 3: Cross multiply
    13,337,687.58x = 18,406,005.26 × 7,226,116.08
  4. Step 4: Simplify right side
    13,337,687.58x = 133,003,930,577,850.59
  5. Step 5: Solve for x
    x = 133,003,930,577,850.59/13,337,687.58
  6. Step 6: Final answer
    x = 9,972,038.24

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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.