Home / 19,169,008.86-28,745,564.49-7,801,741.02

Finding the Fourth Proportional to 19,169,008.86, 28,745,564.49 and 7,801,741.02

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Solution

The fourth proportional to 19,169,008.86, 28,745,564.49 and 7,801,741.02 is: 11,699,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169,008.86 : 28,745,564.49 = 7,801,741.02 : x
  2. Step 2: Convert to fraction form
    19,169,008.86/28,745,564.49 = 7,801,741.02/x
  3. Step 3: Cross multiply
    19,169,008.86x = 28,745,564.49 × 7,801,741.02
  4. Step 4: Simplify right side
    19,169,008.86x = 224,265,449,624,688.34
  5. Step 5: Solve for x
    x = 224,265,449,624,688.34/19,169,008.86
  6. Step 6: Final answer
    x = 11,699,376.39

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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.