Home / 10,592,413.60-15,872,290.80-7,884,032.80

Finding the Fourth Proportional to 10,592,413.60, 15,872,290.80 and 7,884,032.80

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Solution

The fourth proportional to 10,592,413.60, 15,872,290.80 and 7,884,032.80 is: 11,813,894.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,592,413.60 : 15,872,290.80 = 7,884,032.80 : x
  2. Step 2: Convert to fraction form
    10,592,413.60/15,872,290.80 = 7,884,032.80/x
  3. Step 3: Cross multiply
    10,592,413.60x = 15,872,290.80 × 7,884,032.80
  4. Step 4: Simplify right side
    10,592,413.60x = 125,137,661,278,338.25
  5. Step 5: Solve for x
    x = 125,137,661,278,338.25/10,592,413.60
  6. Step 6: Final answer
    x = 11,813,894.93

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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.