Home / 8,300,705.80-12,451,058.70-5,095,438.60

Finding the Fourth Proportional to 8,300,705.80, 12,451,058.70 and 5,095,438.60

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Solution

The fourth proportional to 8,300,705.80, 12,451,058.70 and 5,095,438.60 is: 7,643,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300,705.80 : 12,451,058.70 = 5,095,438.60 : x
  2. Step 2: Convert to fraction form
    8,300,705.80/12,451,058.70 = 5,095,438.60/x
  3. Step 3: Cross multiply
    8,300,705.80x = 12,451,058.70 × 5,095,438.60
  4. Step 4: Simplify right side
    8,300,705.80x = 63,443,605,110,845.81
  5. Step 5: Solve for x
    x = 63,443,605,110,845.81/8,300,705.80
  6. Step 6: Final answer
    x = 7,643,157.90

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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.