Home / 7,182,047.60-10,773,071.40-4,489,413.20

Finding the Fourth Proportional to 7,182,047.60, 10,773,071.40 and 4,489,413.20

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Solution

The fourth proportional to 7,182,047.60, 10,773,071.40 and 4,489,413.20 is: 6,734,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182,047.60 : 10,773,071.40 = 4,489,413.20 : x
  2. Step 2: Convert to fraction form
    7,182,047.60/10,773,071.40 = 4,489,413.20/x
  3. Step 3: Cross multiply
    7,182,047.60x = 10,773,071.40 × 4,489,413.20
  4. Step 4: Simplify right side
    7,182,047.60x = 48,364,768,947,702.48
  5. Step 5: Solve for x
    x = 48,364,768,947,702.48/7,182,047.60
  6. Step 6: Final answer
    x = 6,734,119.80

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Similar ratio
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1.5x scale

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.