Home / 11,869,916.31-16,380,484.50-6,437,408.31

Finding the Fourth Proportional to 11,869,916.31, 16,380,484.50 and 6,437,408.31

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Solution

The fourth proportional to 11,869,916.31, 16,380,484.50 and 6,437,408.31 is: 8,883,623.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869,916.31 : 16,380,484.50 = 6,437,408.31 : x
  2. Step 2: Convert to fraction form
    11,869,916.31/16,380,484.50 = 6,437,408.31/x
  3. Step 3: Cross multiply
    11,869,916.31x = 16,380,484.50 × 6,437,408.31
  4. Step 4: Simplify right side
    11,869,916.31x = 105,447,866,960,223.77
  5. Step 5: Solve for x
    x = 105,447,866,960,223.77/11,869,916.31
  6. Step 6: Final answer
    x = 8,883,623.46

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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.