Home / 29,312,830.80-43,969,246.20-12,271,726.80

Finding the Fourth Proportional to 29,312,830.80, 43,969,246.20 and 12,271,726.80

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Solution

The fourth proportional to 29,312,830.80, 43,969,246.20 and 12,271,726.80 is: 18,407,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312,830.80 : 43,969,246.20 = 12,271,726.80 : x
  2. Step 2: Convert to fraction form
    29,312,830.80/43,969,246.20 = 12,271,726.80/x
  3. Step 3: Cross multiply
    29,312,830.80x = 43,969,246.20 × 12,271,726.80
  4. Step 4: Simplify right side
    29,312,830.80x = 539,578,576,968,338.25
  5. Step 5: Solve for x
    x = 539,578,576,968,338.25/29,312,830.80
  6. Step 6: Final answer
    x = 18,407,590.20

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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.