Home / 14,881,244.31-20,534,531.67-8,355,586.23

Finding the Fourth Proportional to 14,881,244.31, 20,534,531.67 and 8,355,586.23

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Solution

The fourth proportional to 14,881,244.31, 20,534,531.67 and 8,355,586.23 is: 11,529,818.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881,244.31 : 20,534,531.67 = 8,355,586.23 : x
  2. Step 2: Convert to fraction form
    14,881,244.31/20,534,531.67 = 8,355,586.23/x
  3. Step 3: Cross multiply
    14,881,244.31x = 20,534,531.67 × 8,355,586.23
  4. Step 4: Simplify right side
    14,881,244.31x = 171,578,050,061,350.94
  5. Step 5: Solve for x
    x = 171,578,050,061,350.94/14,881,244.31
  6. Step 6: Final answer
    x = 11,529,818.78

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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.