Home / 19,073,728.81-26,391,056.75-16,631,429.37

Finding the Fourth Proportional to 19,073,728.81, 26,391,056.75 and 16,631,429.37

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Solution

The fourth proportional to 19,073,728.81, 26,391,056.75 and 16,631,429.37 is: 23,011,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073,728.81 : 26,391,056.75 = 16,631,429.37 : x
  2. Step 2: Convert to fraction form
    19,073,728.81/26,391,056.75 = 16,631,429.37/x
  3. Step 3: Cross multiply
    19,073,728.81x = 26,391,056.75 × 16,631,429.37
  4. Step 4: Simplify right side
    19,073,728.81x = 438,920,996,337,286.75
  5. Step 5: Solve for x
    x = 438,920,996,337,286.75/19,073,728.81
  6. Step 6: Final answer
    x = 23,011,808.58

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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.