Home / 43,721,428.72-65,596,332.58-13,016,273.66

Finding the Fourth Proportional to 43,721,428.72, 65,596,332.58 and 13,016,273.66

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Solution

The fourth proportional to 43,721,428.72, 65,596,332.58 and 13,016,273.66 is: 19,528,634.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,721,428.72 : 65,596,332.58 = 13,016,273.66 : x
  2. Step 2: Convert to fraction form
    43,721,428.72/65,596,332.58 = 13,016,273.66/x
  3. Step 3: Cross multiply
    43,721,428.72x = 65,596,332.58 × 13,016,273.66
  4. Step 4: Simplify right side
    43,721,428.72x = 853,819,816,208,097.12
  5. Step 5: Solve for x
    x = 853,819,816,208,097.12/43,721,428.72
  6. Step 6: Final answer
    x = 19,528,634.84

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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.