Home / 12,440,782.16-17,129,208.65-10,576,529.37

Finding the Fourth Proportional to 12,440,782.16, 17,129,208.65 and 10,576,529.37

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Solution

The fourth proportional to 12,440,782.16, 17,129,208.65 and 10,576,529.37 is: 14,562,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440,782.16 : 17,129,208.65 = 10,576,529.37 : x
  2. Step 2: Convert to fraction form
    12,440,782.16/17,129,208.65 = 10,576,529.37/x
  3. Step 3: Cross multiply
    12,440,782.16x = 17,129,208.65 × 10,576,529.37
  4. Step 4: Simplify right side
    12,440,782.16x = 181,167,578,318,700.38
  5. Step 5: Solve for x
    x = 181,167,578,318,700.38/12,440,782.16
  6. Step 6: Final answer
    x = 14,562,394.56

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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.