Home / 19,014,741.30-28,522,111.95-11,848,379.70

Finding the Fourth Proportional to 19,014,741.30, 28,522,111.95 and 11,848,379.70

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Solution

The fourth proportional to 19,014,741.30, 28,522,111.95 and 11,848,379.70 is: 17,772,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014,741.30 : 28,522,111.95 = 11,848,379.70 : x
  2. Step 2: Convert to fraction form
    19,014,741.30/28,522,111.95 = 11,848,379.70/x
  3. Step 3: Cross multiply
    19,014,741.30x = 28,522,111.95 × 11,848,379.70
  4. Step 4: Simplify right side
    19,014,741.30x = 337,940,812,229,507.38
  5. Step 5: Solve for x
    x = 337,940,812,229,507.38/19,014,741.30
  6. Step 6: Final answer
    x = 17,772,569.55

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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.