Home / 45,699,038.69-68,565,622.44-18,413,072.61

Finding the Fourth Proportional to 45,699,038.69, 68,565,622.44 and 18,413,072.61

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Solution

The fourth proportional to 45,699,038.69, 68,565,622.44 and 18,413,072.61 is: 27,626,484.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,699,038.69 : 68,565,622.44 = 18,413,072.61 : x
  2. Step 2: Convert to fraction form
    45,699,038.69/68,565,622.44 = 18,413,072.61/x
  3. Step 3: Cross multiply
    45,699,038.69x = 68,565,622.44 × 18,413,072.61
  4. Step 4: Simplify right side
    45,699,038.69x = 1,262,503,784,490,590.75
  5. Step 5: Solve for x
    x = 1,262,503,784,490,590.75/45,699,038.69
  6. Step 6: Final answer
    x = 27,626,484.51

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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.