Home / 21,583,751.40-32,374,878.30-5,409,844.20

Finding the Fourth Proportional to 21,583,751.40, 32,374,878.30 and 5,409,844.20

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Solution

The fourth proportional to 21,583,751.40, 32,374,878.30 and 5,409,844.20 is: 8,114,578.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,583,751.40 : 32,374,878.30 = 5,409,844.20 : x
  2. Step 2: Convert to fraction form
    21,583,751.40/32,374,878.30 = 5,409,844.20/x
  3. Step 3: Cross multiply
    21,583,751.40x = 32,374,878.30 × 5,409,844.20
  4. Step 4: Simplify right side
    21,583,751.40x = 175,143,047,596,960.88
  5. Step 5: Solve for x
    x = 175,143,047,596,960.88/21,583,751.40
  6. Step 6: Final answer
    x = 8,114,578.62

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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.