Home / 27,036,389.72-37,359,709.08-19,681,453.87

Finding the Fourth Proportional to 27,036,389.72, 37,359,709.08 and 19,681,453.87

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Solution

The fourth proportional to 27,036,389.72, 37,359,709.08 and 19,681,453.87 is: 27,196,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036,389.72 : 37,359,709.08 = 19,681,453.87 : x
  2. Step 2: Convert to fraction form
    27,036,389.72/37,359,709.08 = 19,681,453.87/x
  3. Step 3: Cross multiply
    27,036,389.72x = 37,359,709.08 × 19,681,453.87
  4. Step 4: Simplify right side
    27,036,389.72x = 735,293,390,854,640.12
  5. Step 5: Solve for x
    x = 735,293,390,854,640.12/27,036,389.72
  6. Step 6: Final answer
    x = 27,196,434.08

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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.