Home / 28,713,708.27-43,065,448.47-11,440,461.51

Finding the Fourth Proportional to 28,713,708.27, 43,065,448.47 and 11,440,461.51

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Solution

The fourth proportional to 28,713,708.27, 43,065,448.47 and 11,440,461.51 is: 17,158,654.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,713,708.27 : 43,065,448.47 = 11,440,461.51 : x
  2. Step 2: Convert to fraction form
    28,713,708.27/43,065,448.47 = 11,440,461.51/x
  3. Step 3: Cross multiply
    28,713,708.27x = 43,065,448.47 × 11,440,461.51
  4. Step 4: Simplify right side
    28,713,708.27x = 492,688,605,631,923.38
  5. Step 5: Solve for x
    x = 492,688,605,631,923.38/28,713,708.27
  6. Step 6: Final answer
    x = 17,158,654.71

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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.