Home / 21,364,307.38-29,482,704.21-11,574,994.87

Finding the Fourth Proportional to 21,364,307.38, 29,482,704.21 and 11,574,994.87

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Solution

The fourth proportional to 21,364,307.38, 29,482,704.21 and 11,574,994.87 is: 15,973,471.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,364,307.38 : 29,482,704.21 = 11,574,994.87 : x
  2. Step 2: Convert to fraction form
    21,364,307.38/29,482,704.21 = 11,574,994.87/x
  3. Step 3: Cross multiply
    21,364,307.38x = 29,482,704.21 × 11,574,994.87
  4. Step 4: Simplify right side
    21,364,307.38x = 341,262,149,984,477.38
  5. Step 5: Solve for x
    x = 341,262,149,984,477.38/21,364,307.38
  6. Step 6: Final answer
    x = 15,973,471.26

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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.