Home / 8,705,069.08-13,057,586.86-2,315,328.16

Finding the Fourth Proportional to 8,705,069.08, 13,057,586.86 and 2,315,328.16

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Solution

The fourth proportional to 8,705,069.08, 13,057,586.86 and 2,315,328.16 is: 3,472,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,705,069.08 : 13,057,586.86 = 2,315,328.16 : x
  2. Step 2: Convert to fraction form
    8,705,069.08/13,057,586.86 = 2,315,328.16/x
  3. Step 3: Cross multiply
    8,705,069.08x = 13,057,586.86 × 2,315,328.16
  4. Step 4: Simplify right side
    8,705,069.08x = 30,232,598,558,603.98
  5. Step 5: Solve for x
    x = 30,232,598,558,603.98/8,705,069.08
  6. Step 6: Final answer
    x = 3,472,987.78

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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.