Home / 14,231,505.04-19,639,238.80-7,705,081.51

Finding the Fourth Proportional to 14,231,505.04, 19,639,238.80 and 7,705,081.51

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Solution

The fourth proportional to 14,231,505.04, 19,639,238.80 and 7,705,081.51 is: 10,632,883.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,505.04 : 19,639,238.80 = 7,705,081.51 : x
  2. Step 2: Convert to fraction form
    14,231,505.04/19,639,238.80 = 7,705,081.51/x
  3. Step 3: Cross multiply
    14,231,505.04x = 19,639,238.80 × 7,705,081.51
  4. Step 4: Simplify right side
    14,231,505.04x = 151,321,935,748,354.59
  5. Step 5: Solve for x
    x = 151,321,935,748,354.59/14,231,505.04
  6. Step 6: Final answer
    x = 10,632,883.54

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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.