Home / 31,224,646.95-46,863,874.62-21,646,751.52

Finding the Fourth Proportional to 31,224,646.95, 46,863,874.62 and 21,646,751.52

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Solution

The fourth proportional to 31,224,646.95, 46,863,874.62 and 21,646,751.52 is: 32,488,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,224,646.95 : 46,863,874.62 = 21,646,751.52 : x
  2. Step 2: Convert to fraction form
    31,224,646.95/46,863,874.62 = 21,646,751.52/x
  3. Step 3: Cross multiply
    31,224,646.95x = 46,863,874.62 × 21,646,751.52
  4. Step 4: Simplify right side
    31,224,646.95x = 1,014,450,649,163,574.38
  5. Step 5: Solve for x
    x = 1,014,450,649,163,574.38/31,224,646.95
  6. Step 6: Final answer
    x = 32,488,778.84

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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.