Home / 46,480,746.56-69,729,632.42-19,172,142.12

Finding the Fourth Proportional to 46,480,746.56, 69,729,632.42 and 19,172,142.12

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Solution

The fourth proportional to 46,480,746.56, 69,729,632.42 and 19,172,142.12 is: 28,761,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,480,746.56 : 69,729,632.42 = 19,172,142.12 : x
  2. Step 2: Convert to fraction form
    46,480,746.56/69,729,632.42 = 19,172,142.12/x
  3. Step 3: Cross multiply
    46,480,746.56x = 69,729,632.42 × 19,172,142.12
  4. Step 4: Simplify right side
    46,480,746.56x = 1,336,866,422,731,599.75
  5. Step 5: Solve for x
    x = 1,336,866,422,731,599.75/46,480,746.56
  6. Step 6: Final answer
    x = 28,761,724.41

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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.