Home / 8,686,480.30-13,029,820.76-2,621,264.56

Finding the Fourth Proportional to 8,686,480.30, 13,029,820.76 and 2,621,264.56

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Solution

The fourth proportional to 8,686,480.30, 13,029,820.76 and 2,621,264.56 is: 3,931,927.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,480.30 : 13,029,820.76 = 2,621,264.56 : x
  2. Step 2: Convert to fraction form
    8,686,480.30/13,029,820.76 = 2,621,264.56/x
  3. Step 3: Cross multiply
    8,686,480.30x = 13,029,820.76 × 2,621,264.56
  4. Step 4: Simplify right side
    8,686,480.30x = 34,154,607,355,318.88
  5. Step 5: Solve for x
    x = 34,154,607,355,318.88/8,686,480.30
  6. Step 6: Final answer
    x = 3,931,927.11

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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.