Home / 11,876,877.60-16,390,281.60-6,444,369.60

Finding the Fourth Proportional to 11,876,877.60, 16,390,281.60 and 6,444,369.60

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Solution

The fourth proportional to 11,876,877.60, 16,390,281.60 and 6,444,369.60 is: 8,893,333.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,876,877.60 : 16,390,281.60 = 6,444,369.60 : x
  2. Step 2: Convert to fraction form
    11,876,877.60/16,390,281.60 = 6,444,369.60/x
  3. Step 3: Cross multiply
    11,876,877.60x = 16,390,281.60 × 6,444,369.60
  4. Step 4: Simplify right side
    11,876,877.60x = 105,625,032,478,479.34
  5. Step 5: Solve for x
    x = 105,625,032,478,479.34/11,876,877.60
  6. Step 6: Final answer
    x = 8,893,333.42

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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.