Home / 15,985,555-22,060,590.78-8,742,211

Finding the Fourth Proportional to 15,985,555, 22,060,590.78 and 8,742,211

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Solution

The fourth proportional to 15,985,555, 22,060,590.78 and 8,742,211 is: 12,064,538.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985,555 : 22,060,590.78 = 8,742,211 : x
  2. Step 2: Convert to fraction form
    15,985,555/22,060,590.78 = 8,742,211/x
  3. Step 3: Cross multiply
    15,985,555x = 22,060,590.78 × 8,742,211
  4. Step 4: Simplify right side
    15,985,555x = 192,858,339,383,414.59
  5. Step 5: Solve for x
    x = 192,858,339,383,414.59/15,985,555
  6. Step 6: Final answer
    x = 12,064,538.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.