Home / 12,952,847.70-19,429,271.55-3,976,233.30

Finding the Fourth Proportional to 12,952,847.70, 19,429,271.55 and 3,976,233.30

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Solution

The fourth proportional to 12,952,847.70, 19,429,271.55 and 3,976,233.30 is: 5,964,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952,847.70 : 19,429,271.55 = 3,976,233.30 : x
  2. Step 2: Convert to fraction form
    12,952,847.70/19,429,271.55 = 3,976,233.30/x
  3. Step 3: Cross multiply
    12,952,847.70x = 19,429,271.55 × 3,976,233.30
  4. Step 4: Simplify right side
    12,952,847.70x = 77,255,316,531,852.61
  5. Step 5: Solve for x
    x = 77,255,316,531,852.61/12,952,847.70
  6. Step 6: Final answer
    x = 5,964,349.95

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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.