Home / 13,030,479.60-19,548,052.20-5,458,210.80

Finding the Fourth Proportional to 13,030,479.60, 19,548,052.20 and 5,458,210.80

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Solution

The fourth proportional to 13,030,479.60, 19,548,052.20 and 5,458,210.80 is: 8,188,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030,479.60 : 19,548,052.20 = 5,458,210.80 : x
  2. Step 2: Convert to fraction form
    13,030,479.60/19,548,052.20 = 5,458,210.80/x
  3. Step 3: Cross multiply
    13,030,479.60x = 19,548,052.20 × 5,458,210.80
  4. Step 4: Simplify right side
    13,030,479.60x = 106,697,389,637,003.75
  5. Step 5: Solve for x
    x = 106,697,389,637,003.75/13,030,479.60
  6. Step 6: Final answer
    x = 8,188,293.36

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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.