Home / 25,315,374.89-34,935,385.03-13,712,938.27

Finding the Fourth Proportional to 25,315,374.89, 34,935,385.03 and 13,712,938.27

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Solution

The fourth proportional to 25,315,374.89, 34,935,385.03 and 13,712,938.27 is: 18,923,945.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315,374.89 : 34,935,385.03 = 13,712,938.27 : x
  2. Step 2: Convert to fraction form
    25,315,374.89/34,935,385.03 = 13,712,938.27/x
  3. Step 3: Cross multiply
    25,315,374.89x = 34,935,385.03 × 13,712,938.27
  4. Step 4: Simplify right side
    25,315,374.89x = 479,066,778,233,451.31
  5. Step 5: Solve for x
    x = 479,066,778,233,451.31/25,315,374.89
  6. Step 6: Final answer
    x = 18,923,945.64

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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.