Home / 15,809,926,375.36-21,816,308,854.84-9,034,400,381.48

Finding the Fourth Proportional to 15,809,926,375.36, 21,816,308,854.84 and 9,034,400,381.48

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Solution

The fourth proportional to 15,809,926,375.36, 21,816,308,854.84 and 9,034,400,381.48 is: 12,466,678,488.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,809,926,375.36 : 21,816,308,854.84 = 9,034,400,381.48 : x
  2. Step 2: Convert to fraction form
    15,809,926,375.36/21,816,308,854.84 = 9,034,400,381.48/x
  3. Step 3: Cross multiply
    15,809,926,375.36x = 21,816,308,854.84 × 9,034,400,381.48
  4. Step 4: Simplify right side
    15,809,926,375.36x = 197,097,269,040,651,993,088
  5. Step 5: Solve for x
    x = 197,097,269,040,651,993,088/15,809,926,375.36
  6. Step 6: Final answer
    x = 12,466,678,488.01

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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.