Home / 31,007,535.12-46,507,759.20-8,290,203.84

Finding the Fourth Proportional to 31,007,535.12, 46,507,759.20 and 8,290,203.84

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Solution

The fourth proportional to 31,007,535.12, 46,507,759.20 and 8,290,203.84 is: 12,434,358.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,007,535.12 : 46,507,759.20 = 8,290,203.84 : x
  2. Step 2: Convert to fraction form
    31,007,535.12/46,507,759.20 = 8,290,203.84/x
  3. Step 3: Cross multiply
    31,007,535.12x = 46,507,759.20 × 8,290,203.84
  4. Step 4: Simplify right side
    31,007,535.12x = 385,558,803,909,635.38
  5. Step 5: Solve for x
    x = 385,558,803,909,635.38/31,007,535.12
  6. Step 6: Final answer
    x = 12,434,358.37

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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.