Home / 12,310,975.62-16,989,466.77-6,804,437.40

Finding the Fourth Proportional to 12,310,975.62, 16,989,466.77 and 6,804,437.40

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Solution

The fourth proportional to 12,310,975.62, 16,989,466.77 and 6,804,437.40 is: 9,390,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,975.62 : 16,989,466.77 = 6,804,437.40 : x
  2. Step 2: Convert to fraction form
    12,310,975.62/16,989,466.77 = 6,804,437.40/x
  3. Step 3: Cross multiply
    12,310,975.62x = 16,989,466.77 × 6,804,437.40
  4. Step 4: Simplify right side
    12,310,975.62x = 115,603,763,095,845.20
  5. Step 5: Solve for x
    x = 115,603,763,095,845.20/12,310,975.62
  6. Step 6: Final answer
    x = 9,390,300.71

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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.