Home / 46,480,728.95-69,729,606.04-19,172,124.56

Finding the Fourth Proportional to 46,480,728.95, 69,729,606.04 and 19,172,124.56

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Solution

The fourth proportional to 46,480,728.95, 69,729,606.04 and 19,172,124.56 is: 28,761,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,480,728.95 : 69,729,606.04 = 19,172,124.56 : x
  2. Step 2: Convert to fraction form
    46,480,728.95/69,729,606.04 = 19,172,124.56/x
  3. Step 3: Cross multiply
    46,480,728.95x = 69,729,606.04 × 19,172,124.56
  4. Step 4: Simplify right side
    46,480,728.95x = 1,336,864,692,122,029.75
  5. Step 5: Solve for x
    x = 1,336,864,692,122,029.75/46,480,728.95
  6. Step 6: Final answer
    x = 28,761,698.07

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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.