Home / 16,666,659.12-23,003,586.54-10,142,390.46

Finding the Fourth Proportional to 16,666,659.12, 23,003,586.54 and 10,142,390.46

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Solution

The fourth proportional to 16,666,659.12, 23,003,586.54 and 10,142,390.46 is: 13,998,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,666,659.12 : 23,003,586.54 = 10,142,390.46 : x
  2. Step 2: Convert to fraction form
    16,666,659.12/23,003,586.54 = 10,142,390.46/x
  3. Step 3: Cross multiply
    16,666,659.12x = 23,003,586.54 × 10,142,390.46
  4. Step 4: Simplify right side
    16,666,659.12x = 233,311,356,669,080.41
  5. Step 5: Solve for x
    x = 233,311,356,669,080.41/16,666,659.12
  6. Step 6: Final answer
    x = 13,998,687.74

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1.5x scale

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.