Home / 39,349,858.12-59,011,998.47-13,081,642.56

Finding the Fourth Proportional to 39,349,858.12, 59,011,998.47 and 13,081,642.56

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Solution

The fourth proportional to 39,349,858.12, 59,011,998.47 and 13,081,642.56 is: 19,618,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349,858.12 : 59,011,998.47 = 13,081,642.56 : x
  2. Step 2: Convert to fraction form
    39,349,858.12/59,011,998.47 = 13,081,642.56/x
  3. Step 3: Cross multiply
    39,349,858.12x = 59,011,998.47 × 13,081,642.56
  4. Step 4: Simplify right side
    39,349,858.12x = 771,973,870,682,695.38
  5. Step 5: Solve for x
    x = 771,973,870,682,695.38/39,349,858.12
  6. Step 6: Final answer
    x = 19,618,212.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.