Home / 11,935,155.61-17,902,858.16-9,554,136.31

Finding the Fourth Proportional to 11,935,155.61, 17,902,858.16 and 9,554,136.31

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Solution

The fourth proportional to 11,935,155.61, 17,902,858.16 and 9,554,136.31 is: 14,331,304.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935,155.61 : 17,902,858.16 = 9,554,136.31 : x
  2. Step 2: Convert to fraction form
    11,935,155.61/17,902,858.16 = 9,554,136.31/x
  3. Step 3: Cross multiply
    11,935,155.61x = 17,902,858.16 × 9,554,136.31
  4. Step 4: Simplify right side
    11,935,155.61x = 171,046,347,199,235.81
  5. Step 5: Solve for x
    x = 171,046,347,199,235.81/11,935,155.61
  6. Step 6: Final answer
    x = 14,331,304.32

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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.