Home / 12,099,090.24-18,157,017.44-4,811,803.20

Finding the Fourth Proportional to 12,099,090.24, 18,157,017.44 and 4,811,803.20

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Solution

The fourth proportional to 12,099,090.24, 18,157,017.44 and 4,811,803.20 is: 7,221,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099,090.24 : 18,157,017.44 = 4,811,803.20 : x
  2. Step 2: Convert to fraction form
    12,099,090.24/18,157,017.44 = 4,811,803.20/x
  3. Step 3: Cross multiply
    12,099,090.24x = 18,157,017.44 × 4,811,803.20
  4. Step 4: Simplify right side
    12,099,090.24x = 87,367,994,620,247.81
  5. Step 5: Solve for x
    x = 87,367,994,620,247.81/12,099,090.24
  6. Step 6: Final answer
    x = 7,221,038.35

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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.