Home / 10,961,567.70-16,418,731.95-9,071,999.70

Finding the Fourth Proportional to 10,961,567.70, 16,418,731.95 and 9,071,999.70

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Solution

The fourth proportional to 10,961,567.70, 16,418,731.95 and 9,071,999.70 is: 13,588,451.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,567.70 : 16,418,731.95 = 9,071,999.70 : x
  2. Step 2: Convert to fraction form
    10,961,567.70/16,418,731.95 = 9,071,999.70/x
  3. Step 3: Cross multiply
    10,961,567.70x = 16,418,731.95 × 9,071,999.70
  4. Step 4: Simplify right side
    10,961,567.70x = 148,950,731,324,780.41
  5. Step 5: Solve for x
    x = 148,950,731,324,780.41/10,961,567.70
  6. Step 6: Final answer
    x = 13,588,451.52

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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.