Home / 14,630,251.72-20,190,203-8,104,488.40

Finding the Fourth Proportional to 14,630,251.72, 20,190,203 and 8,104,488.40

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Solution

The fourth proportional to 14,630,251.72, 20,190,203 and 8,104,488.40 is: 11,184,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630,251.72 : 20,190,203 = 8,104,488.40 : x
  2. Step 2: Convert to fraction form
    14,630,251.72/20,190,203 = 8,104,488.40/x
  3. Step 3: Cross multiply
    14,630,251.72x = 20,190,203 × 8,104,488.40
  4. Step 4: Simplify right side
    14,630,251.72x = 163,631,266,007,145.22
  5. Step 5: Solve for x
    x = 163,631,266,007,145.22/14,630,251.72
  6. Step 6: Final answer
    x = 11,184,446.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.