Home / 8,611,633.64-12,912,965.24-4,061,460.68

Finding the Fourth Proportional to 8,611,633.64, 12,912,965.24 and 4,061,460.68

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Solution

The fourth proportional to 8,611,633.64, 12,912,965.24 and 4,061,460.68 is: 6,090,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,611,633.64 : 12,912,965.24 = 4,061,460.68 : x
  2. Step 2: Convert to fraction form
    8,611,633.64/12,912,965.24 = 4,061,460.68/x
  3. Step 3: Cross multiply
    8,611,633.64x = 12,912,965.24 × 4,061,460.68
  4. Step 4: Simplify right side
    8,611,633.64x = 52,445,500,584,466.77
  5. Step 5: Solve for x
    x = 52,445,500,584,466.77/8,611,633.64
  6. Step 6: Final answer
    x = 6,090,075.68

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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.