Home / 19,152,245.94-28,728,179.58-8,774,521.32

Finding the Fourth Proportional to 19,152,245.94, 28,728,179.58 and 8,774,521.32

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Solution

The fourth proportional to 19,152,245.94, 28,728,179.58 and 8,774,521.32 is: 13,161,695.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,245.94 : 28,728,179.58 = 8,774,521.32 : x
  2. Step 2: Convert to fraction form
    19,152,245.94/28,728,179.58 = 8,774,521.32/x
  3. Step 3: Cross multiply
    19,152,245.94x = 28,728,179.58 × 8,774,521.32
  4. Step 4: Simplify right side
    19,152,245.94x = 252,076,024,209,498.62
  5. Step 5: Solve for x
    x = 252,076,024,209,498.62/19,152,245.94
  6. Step 6: Final answer
    x = 13,161,695.24

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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.