Home / 25,315,375.89-34,935,386.41-13,712,939.27

Finding the Fourth Proportional to 25,315,375.89, 34,935,386.41 and 13,712,939.27

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Solution

The fourth proportional to 25,315,375.89, 34,935,386.41 and 13,712,939.27 is: 18,923,947.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315,375.89 : 34,935,386.41 = 13,712,939.27 : x
  2. Step 2: Convert to fraction form
    25,315,375.89/34,935,386.41 = 13,712,939.27/x
  3. Step 3: Cross multiply
    25,315,375.89x = 34,935,386.41 × 13,712,939.27
  4. Step 4: Simplify right side
    25,315,375.89x = 479,066,832,214,313.25
  5. Step 5: Solve for x
    x = 479,066,832,214,313.25/25,315,375.89
  6. Step 6: Final answer
    x = 18,923,947.02

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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.