Home / 8,868,611.90-13,304,886.15-4,075,145.30

Finding the Fourth Proportional to 8,868,611.90, 13,304,886.15 and 4,075,145.30

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Solution

The fourth proportional to 8,868,611.90, 13,304,886.15 and 4,075,145.30 is: 6,113,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868,611.90 : 13,304,886.15 = 4,075,145.30 : x
  2. Step 2: Convert to fraction form
    8,868,611.90/13,304,886.15 = 4,075,145.30/x
  3. Step 3: Cross multiply
    8,868,611.90x = 13,304,886.15 × 4,075,145.30
  4. Step 4: Simplify right side
    8,868,611.90x = 54,219,344,261,207.59
  5. Step 5: Solve for x
    x = 54,219,344,261,207.59/8,868,611.90
  6. Step 6: Final answer
    x = 6,113,622.39

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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.