Home / 31,533,124.46-43,507,476.60-18,473,362.82

Finding the Fourth Proportional to 31,533,124.46, 43,507,476.60 and 18,473,362.82

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Solution

The fourth proportional to 31,533,124.46, 43,507,476.60 and 18,473,362.82 is: 25,488,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,533,124.46 : 43,507,476.60 = 18,473,362.82 : x
  2. Step 2: Convert to fraction form
    31,533,124.46/43,507,476.60 = 18,473,362.82/x
  3. Step 3: Cross multiply
    31,533,124.46x = 43,507,476.60 × 18,473,362.82
  4. Step 4: Simplify right side
    31,533,124.46x = 803,729,400,614,460
  5. Step 5: Solve for x
    x = 803,729,400,614,460/31,533,124.46
  6. Step 6: Final answer
    x = 25,488,416.21

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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.