Home / 19,564,068.60-29,351,782.64-7,886,413.54

Finding the Fourth Proportional to 19,564,068.60, 29,351,782.64 and 7,886,413.54

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Solution

The fourth proportional to 19,564,068.60, 29,351,782.64 and 7,886,413.54 is: 11,831,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,564,068.60 : 29,351,782.64 = 7,886,413.54 : x
  2. Step 2: Convert to fraction form
    19,564,068.60/29,351,782.64 = 7,886,413.54/x
  3. Step 3: Cross multiply
    19,564,068.60x = 29,351,782.64 × 7,886,413.54
  4. Step 4: Simplify right side
    19,564,068.60x = 231,480,296,068,244.16
  5. Step 5: Solve for x
    x = 231,480,296,068,244.16/19,564,068.60
  6. Step 6: Final answer
    x = 11,831,909.85

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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.