Home / 34,680,689.76-47,858,808.24-18,999,590.88

Finding the Fourth Proportional to 34,680,689.76, 47,858,808.24 and 18,999,590.88

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Solution

The fourth proportional to 34,680,689.76, 47,858,808.24 and 18,999,590.88 is: 26,219,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,680,689.76 : 47,858,808.24 = 18,999,590.88 : x
  2. Step 2: Convert to fraction form
    34,680,689.76/47,858,808.24 = 18,999,590.88/x
  3. Step 3: Cross multiply
    34,680,689.76x = 47,858,808.24 × 18,999,590.88
  4. Step 4: Simplify right side
    34,680,689.76x = 909,297,776,564,372.88
  5. Step 5: Solve for x
    x = 909,297,776,564,372.88/34,680,689.76
  6. Step 6: Final answer
    x = 26,219,137.59

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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.