Home / 27,036,388.72-37,359,707.70-19,681,452.87

Finding the Fourth Proportional to 27,036,388.72, 37,359,707.70 and 19,681,452.87

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Solution

The fourth proportional to 27,036,388.72, 37,359,707.70 and 19,681,452.87 is: 27,196,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036,388.72 : 37,359,707.70 = 19,681,452.87 : x
  2. Step 2: Convert to fraction form
    27,036,388.72/37,359,707.70 = 19,681,452.87/x
  3. Step 3: Cross multiply
    27,036,388.72x = 37,359,707.70 × 19,681,452.87
  4. Step 4: Simplify right side
    27,036,388.72x = 735,293,326,334,526.25
  5. Step 5: Solve for x
    x = 735,293,326,334,526.25/27,036,388.72
  6. Step 6: Final answer
    x = 27,196,432.70

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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.