Home / 57,850,729.71-86,774,413.05-16,911,130.74

Finding the Fourth Proportional to 57,850,729.71, 86,774,413.05 and 16,911,130.74

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Solution

The fourth proportional to 57,850,729.71, 86,774,413.05 and 16,911,130.74 is: 25,366,204.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,850,729.71 : 86,774,413.05 = 16,911,130.74 : x
  2. Step 2: Convert to fraction form
    57,850,729.71/86,774,413.05 = 16,911,130.74/x
  3. Step 3: Cross multiply
    57,850,729.71x = 86,774,413.05 × 16,911,130.74
  4. Step 4: Simplify right side
    57,850,729.71x = 1,467,453,444,138,014.25
  5. Step 5: Solve for x
    x = 1,467,453,444,138,014.25/57,850,729.71
  6. Step 6: Final answer
    x = 25,366,204.56

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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.