Home / 5,775,101.70-8,662,652.55-5,509,381.20

Finding the Fourth Proportional to 5,775,101.70, 8,662,652.55 and 5,509,381.20

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Solution

The fourth proportional to 5,775,101.70, 8,662,652.55 and 5,509,381.20 is: 8,264,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775,101.70 : 8,662,652.55 = 5,509,381.20 : x
  2. Step 2: Convert to fraction form
    5,775,101.70/8,662,652.55 = 5,509,381.20/x
  3. Step 3: Cross multiply
    5,775,101.70x = 8,662,652.55 × 5,509,381.20
  4. Step 4: Simplify right side
    5,775,101.70x = 47,725,855,101,102.06
  5. Step 5: Solve for x
    x = 47,725,855,101,102.06/5,775,101.70
  6. Step 6: Final answer
    x = 8,264,071.80

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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.