Home / 28,963,762.40-43,451,475.60-8,493,442.40

Finding the Fourth Proportional to 28,963,762.40, 43,451,475.60 and 8,493,442.40

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Solution

The fourth proportional to 28,963,762.40, 43,451,475.60 and 8,493,442.40 is: 12,741,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,963,762.40 : 43,451,475.60 = 8,493,442.40 : x
  2. Step 2: Convert to fraction form
    28,963,762.40/43,451,475.60 = 8,493,442.40/x
  3. Step 3: Cross multiply
    28,963,762.40x = 43,451,475.60 × 8,493,442.40
  4. Step 4: Simplify right side
    28,963,762.40x = 369,052,605,203,605.50
  5. Step 5: Solve for x
    x = 369,052,605,203,605.50/28,963,762.40
  6. Step 6: Final answer
    x = 12,741,873.80

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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.