Home / 25,882,714.80-38,824,072.20-13,142,516.40

Finding the Fourth Proportional to 25,882,714.80, 38,824,072.20 and 13,142,516.40

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Solution

The fourth proportional to 25,882,714.80, 38,824,072.20 and 13,142,516.40 is: 19,713,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,882,714.80 : 38,824,072.20 = 13,142,516.40 : x
  2. Step 2: Convert to fraction form
    25,882,714.80/38,824,072.20 = 13,142,516.40/x
  3. Step 3: Cross multiply
    25,882,714.80x = 38,824,072.20 × 13,142,516.40
  4. Step 4: Simplify right side
    25,882,714.80x = 510,246,005,603,284.12
  5. Step 5: Solve for x
    x = 510,246,005,603,284.12/25,882,714.80
  6. Step 6: Final answer
    x = 19,713,774.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.