Home / 8,328,643.16-11,493,462.60-4,657,566.83

Finding the Fourth Proportional to 8,328,643.16, 11,493,462.60 and 4,657,566.83

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Solution

The fourth proportional to 8,328,643.16, 11,493,462.60 and 4,657,566.83 is: 6,427,405.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,643.16 : 11,493,462.60 = 4,657,566.83 : x
  2. Step 2: Convert to fraction form
    8,328,643.16/11,493,462.60 = 4,657,566.83/x
  3. Step 3: Cross multiply
    8,328,643.16x = 11,493,462.60 × 4,657,566.83
  4. Step 4: Simplify right side
    8,328,643.16x = 53,531,570,110,138.24
  5. Step 5: Solve for x
    x = 53,531,570,110,138.24/8,328,643.16
  6. Step 6: Final answer
    x = 6,427,405.89

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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.