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Finding the Fourth Proportional to 6,330,675.87, 8,736,302.93 and 3,430,065.87

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Solution

The fourth proportional to 6,330,675.87, 8,736,302.93 and 3,430,065.87 is: 4,733,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330,675.87 : 8,736,302.93 = 3,430,065.87 : x
  2. Step 2: Convert to fraction form
    6,330,675.87/8,736,302.93 = 3,430,065.87/x
  3. Step 3: Cross multiply
    6,330,675.87x = 8,736,302.93 × 3,430,065.87
  4. Step 4: Simplify right side
    6,330,675.87x = 29,966,094,493,023.67
  5. Step 5: Solve for x
    x = 29,966,094,493,023.67/6,330,675.87
  6. Step 6: Final answer
    x = 4,733,474.77

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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.