Home / 19,388,417.37-29,079,474.95-9,153,257.37

Finding the Fourth Proportional to 19,388,417.37, 29,079,474.95 and 9,153,257.37

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Solution

The fourth proportional to 19,388,417.37, 29,079,474.95 and 9,153,257.37 is: 13,728,398.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,388,417.37 : 29,079,474.95 = 9,153,257.37 : x
  2. Step 2: Convert to fraction form
    19,388,417.37/29,079,474.95 = 9,153,257.37/x
  3. Step 3: Cross multiply
    19,388,417.37x = 29,079,474.95 × 9,153,257.37
  4. Step 4: Simplify right side
    19,388,417.37x = 266,171,918,356,051.56
  5. Step 5: Solve for x
    x = 266,171,918,356,051.56/19,388,417.37
  6. Step 6: Final answer
    x = 13,728,398.42

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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.