Home / 10,867,373.40-16,303,028.40-5,462,421.60

Finding the Fourth Proportional to 10,867,373.40, 16,303,028.40 and 5,462,421.60

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Solution

The fourth proportional to 10,867,373.40, 16,303,028.40 and 5,462,421.60 is: 8,194,621.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,373.40 : 16,303,028.40 = 5,462,421.60 : x
  2. Step 2: Convert to fraction form
    10,867,373.40/16,303,028.40 = 5,462,421.60/x
  3. Step 3: Cross multiply
    10,867,373.40x = 16,303,028.40 × 5,462,421.60
  4. Step 4: Simplify right side
    10,867,373.40x = 89,054,014,477,573.44
  5. Step 5: Solve for x
    x = 89,054,014,477,573.44/10,867,373.40
  6. Step 6: Final answer
    x = 8,194,621.75

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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.