Home / 12,472,777.12-18,593,871.50-12,276,226.48

Finding the Fourth Proportional to 12,472,777.12, 18,593,871.50 and 12,276,226.48

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Solution

The fourth proportional to 12,472,777.12, 18,593,871.50 and 12,276,226.48 is: 18,300,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472,777.12 : 18,593,871.50 = 12,276,226.48 : x
  2. Step 2: Convert to fraction form
    12,472,777.12/18,593,871.50 = 12,276,226.48/x
  3. Step 3: Cross multiply
    12,472,777.12x = 18,593,871.50 × 12,276,226.48
  4. Step 4: Simplify right side
    12,472,777.12x = 228,262,577,674,017.34
  5. Step 5: Solve for x
    x = 228,262,577,674,017.34/12,472,777.12
  6. Step 6: Final answer
    x = 18,300,862.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.