Home / 8,879,511.36-12,253,725.72-4,805,130.40

Finding the Fourth Proportional to 8,879,511.36, 12,253,725.72 and 4,805,130.40

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Solution

The fourth proportional to 8,879,511.36, 12,253,725.72 and 4,805,130.40 is: 6,631,079.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,511.36 : 12,253,725.72 = 4,805,130.40 : x
  2. Step 2: Convert to fraction form
    8,879,511.36/12,253,725.72 = 4,805,130.40/x
  3. Step 3: Cross multiply
    8,879,511.36x = 12,253,725.72 × 4,805,130.40
  4. Step 4: Simplify right side
    8,879,511.36x = 58,880,749,970,433.90
  5. Step 5: Solve for x
    x = 58,880,749,970,433.90/8,879,511.36
  6. Step 6: Final answer
    x = 6,631,079.98

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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.