Home / 14,271,838.75-19,695,147.60-7,745,466.66

Finding the Fourth Proportional to 14,271,838.75, 19,695,147.60 and 7,745,466.66

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Solution

The fourth proportional to 14,271,838.75, 19,695,147.60 and 7,745,466.66 is: 10,688,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271,838.75 : 19,695,147.60 = 7,745,466.66 : x
  2. Step 2: Convert to fraction form
    14,271,838.75/19,695,147.60 = 7,745,466.66/x
  3. Step 3: Cross multiply
    14,271,838.75x = 19,695,147.60 × 7,745,466.66
  4. Step 4: Simplify right side
    14,271,838.75x = 152,548,109,099,579.03
  5. Step 5: Solve for x
    x = 152,548,109,099,579.03/14,271,838.75
  6. Step 6: Final answer
    x = 10,688,749.49

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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.