Home / 16,875,679.86-23,288,439.02-9,140,722.20

Finding the Fourth Proportional to 16,875,679.86, 23,288,439.02 and 9,140,722.20

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Solution

The fourth proportional to 16,875,679.86, 23,288,439.02 and 9,140,722.20 is: 12,614,197.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875,679.86 : 23,288,439.02 = 9,140,722.20 : x
  2. Step 2: Convert to fraction form
    16,875,679.86/23,288,439.02 = 9,140,722.20/x
  3. Step 3: Cross multiply
    16,875,679.86x = 23,288,439.02 × 9,140,722.20
  4. Step 4: Simplify right side
    16,875,679.86x = 212,873,151,507,756.62
  5. Step 5: Solve for x
    x = 212,873,151,507,756.62/16,875,679.86
  6. Step 6: Final answer
    x = 12,614,197.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.