Home / 9,715,098.40-14,572,647.60-6,878,413.60

Finding the Fourth Proportional to 9,715,098.40, 14,572,647.60 and 6,878,413.60

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Solution

The fourth proportional to 9,715,098.40, 14,572,647.60 and 6,878,413.60 is: 10,317,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715,098.40 : 14,572,647.60 = 6,878,413.60 : x
  2. Step 2: Convert to fraction form
    9,715,098.40/14,572,647.60 = 6,878,413.60/x
  3. Step 3: Cross multiply
    9,715,098.40x = 14,572,647.60 × 6,878,413.60
  4. Step 4: Simplify right side
    9,715,098.40x = 100,236,697,439,847.36
  5. Step 5: Solve for x
    x = 100,236,697,439,847.36/9,715,098.40
  6. Step 6: Final answer
    x = 10,317,620.40

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Double scale
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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.