Home / 8,199,412.08-11,311,893.72-5,142,510.96

Finding the Fourth Proportional to 8,199,412.08, 11,311,893.72 and 5,142,510.96

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Solution

The fourth proportional to 8,199,412.08, 11,311,893.72 and 5,142,510.96 is: 7,094,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,412.08 : 11,311,893.72 = 5,142,510.96 : x
  2. Step 2: Convert to fraction form
    8,199,412.08/11,311,893.72 = 5,142,510.96/x
  3. Step 3: Cross multiply
    8,199,412.08x = 11,311,893.72 × 5,142,510.96
  4. Step 4: Simplify right side
    8,199,412.08x = 58,171,537,433,455.17
  5. Step 5: Solve for x
    x = 58,171,537,433,455.17/8,199,412.08
  6. Step 6: Final answer
    x = 7,094,598.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.