Home / 31,319,398.47-46,963,908.81-18,369,777.54

Finding the Fourth Proportional to 31,319,398.47, 46,963,908.81 and 18,369,777.54

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Solution

The fourth proportional to 31,319,398.47, 46,963,908.81 and 18,369,777.54 is: 27,545,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,319,398.47 : 46,963,908.81 = 18,369,777.54 : x
  2. Step 2: Convert to fraction form
    31,319,398.47/46,963,908.81 = 18,369,777.54/x
  3. Step 3: Cross multiply
    31,319,398.47x = 46,963,908.81 × 18,369,777.54
  4. Step 4: Simplify right side
    31,319,398.47x = 862,716,557,248,546.12
  5. Step 5: Solve for x
    x = 862,716,557,248,546.12/31,319,398.47
  6. Step 6: Final answer
    x = 27,545,757.56

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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.