Home / 27,036,387.72-37,359,706.32-19,681,451.87

Finding the Fourth Proportional to 27,036,387.72, 37,359,706.32 and 19,681,451.87

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Solution

The fourth proportional to 27,036,387.72, 37,359,706.32 and 19,681,451.87 is: 27,196,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036,387.72 : 37,359,706.32 = 19,681,451.87 : x
  2. Step 2: Convert to fraction form
    27,036,387.72/37,359,706.32 = 19,681,451.87/x
  3. Step 3: Cross multiply
    27,036,387.72x = 37,359,706.32 × 19,681,451.87
  4. Step 4: Simplify right side
    27,036,387.72x = 735,293,261,627,616.25
  5. Step 5: Solve for x
    x = 735,293,261,627,616.25/27,036,387.72
  6. Step 6: Final answer
    x = 27,196,431.31

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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.