Home / 17,200,740.78-23,731,678.46-9,757,176.02

Finding the Fourth Proportional to 17,200,740.78, 23,731,678.46 and 9,757,176.02

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Solution

The fourth proportional to 17,200,740.78, 23,731,678.46 and 9,757,176.02 is: 13,461,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200,740.78 : 23,731,678.46 = 9,757,176.02 : x
  2. Step 2: Convert to fraction form
    17,200,740.78/23,731,678.46 = 9,757,176.02/x
  3. Step 3: Cross multiply
    17,200,740.78x = 23,731,678.46 × 9,757,176.02
  4. Step 4: Simplify right side
    17,200,740.78x = 231,554,163,816,818.25
  5. Step 5: Solve for x
    x = 231,554,163,816,818.25/17,200,740.78
  6. Step 6: Final answer
    x = 13,461,871.60

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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.