Home / 25,315,357.87-34,935,361.58-13,712,921.24

Finding the Fourth Proportional to 25,315,357.87, 34,935,361.58 and 13,712,921.24

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Solution

The fourth proportional to 25,315,357.87, 34,935,361.58 and 13,712,921.24 is: 18,923,922.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315,357.87 : 34,935,361.58 = 13,712,921.24 : x
  2. Step 2: Convert to fraction form
    25,315,357.87/34,935,361.58 = 13,712,921.24/x
  3. Step 3: Cross multiply
    25,315,357.87x = 34,935,361.58 × 13,712,921.24
  4. Step 4: Simplify right side
    25,315,357.87x = 479,065,861,768,897.38
  5. Step 5: Solve for x
    x = 479,065,861,768,897.38/25,315,357.87
  6. Step 6: Final answer
    x = 18,923,922.16

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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.