Home / 31,104,477.40-46,656,716.10-19,757,738.20

Finding the Fourth Proportional to 31,104,477.40, 46,656,716.10 and 19,757,738.20

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Solution

The fourth proportional to 31,104,477.40, 46,656,716.10 and 19,757,738.20 is: 29,636,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,477.40 : 46,656,716.10 = 19,757,738.20 : x
  2. Step 2: Convert to fraction form
    31,104,477.40/46,656,716.10 = 19,757,738.20/x
  3. Step 3: Cross multiply
    31,104,477.40x = 46,656,716.10 × 19,757,738.20
  4. Step 4: Simplify right side
    31,104,477.40x = 921,831,181,975,525
  5. Step 5: Solve for x
    x = 921,831,181,975,525/31,104,477.40
  6. Step 6: Final answer
    x = 29,636,607.30

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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.