Home / 14,666,712.63-20,239,674.39-8,140,173.66

Finding the Fourth Proportional to 14,666,712.63, 20,239,674.39 and 8,140,173.66

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Solution

The fourth proportional to 14,666,712.63, 20,239,674.39 and 8,140,173.66 is: 11,233,223.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,712.63 : 20,239,674.39 = 8,140,173.66 : x
  2. Step 2: Convert to fraction form
    14,666,712.63/20,239,674.39 = 8,140,173.66/x
  3. Step 3: Cross multiply
    14,666,712.63x = 20,239,674.39 × 8,140,173.66
  4. Step 4: Simplify right side
    14,666,712.63x = 164,754,464,356,454.56
  5. Step 5: Solve for x
    x = 164,754,464,356,454.56/14,666,712.63
  6. Step 6: Final answer
    x = 11,233,223.73

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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.