Home / 10,343,840.10-15,522,758.55-4,661,139.30

Finding the Fourth Proportional to 10,343,840.10, 15,522,758.55 and 4,661,139.30

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Solution

The fourth proportional to 10,343,840.10, 15,522,758.55 and 4,661,139.30 is: 6,994,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343,840.10 : 15,522,758.55 = 4,661,139.30 : x
  2. Step 2: Convert to fraction form
    10,343,840.10/15,522,758.55 = 4,661,139.30/x
  3. Step 3: Cross multiply
    10,343,840.10x = 15,522,758.55 × 4,661,139.30
  4. Step 4: Simplify right side
    10,343,840.10x = 72,353,739,921,816.02
  5. Step 5: Solve for x
    x = 72,353,739,921,816.02/10,343,840.10
  6. Step 6: Final answer
    x = 6,994,862.57

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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.