Home / 28,847,276.40-43,270,914.60-8,652,518.40

Finding the Fourth Proportional to 28,847,276.40, 43,270,914.60 and 8,652,518.40

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Solution

The fourth proportional to 28,847,276.40, 43,270,914.60 and 8,652,518.40 is: 12,978,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,847,276.40 : 43,270,914.60 = 8,652,518.40 : x
  2. Step 2: Convert to fraction form
    28,847,276.40/43,270,914.60 = 8,652,518.40/x
  3. Step 3: Cross multiply
    28,847,276.40x = 43,270,914.60 × 8,652,518.40
  4. Step 4: Simplify right side
    28,847,276.40x = 374,402,384,761,328.69
  5. Step 5: Solve for x
    x = 374,402,384,761,328.69/28,847,276.40
  6. Step 6: Final answer
    x = 12,978,777.60

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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.