Home / 11,830,962.72-16,326,739.44-6,398,454.72

Finding the Fourth Proportional to 11,830,962.72, 16,326,739.44 and 6,398,454.72

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Solution

The fourth proportional to 11,830,962.72, 16,326,739.44 and 6,398,454.72 is: 8,829,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830,962.72 : 16,326,739.44 = 6,398,454.72 : x
  2. Step 2: Convert to fraction form
    11,830,962.72/16,326,739.44 = 6,398,454.72/x
  3. Step 3: Cross multiply
    11,830,962.72x = 16,326,739.44 × 6,398,454.72
  4. Step 4: Simplify right side
    11,830,962.72x = 104,465,903,032,078.16
  5. Step 5: Solve for x
    x = 104,465,903,032,078.16/11,830,962.72
  6. Step 6: Final answer
    x = 8,829,873.40

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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.