Home / 8,805,735.40-13,208,603.10-8,112,893.80

Finding the Fourth Proportional to 8,805,735.40, 13,208,603.10 and 8,112,893.80

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Solution

The fourth proportional to 8,805,735.40, 13,208,603.10 and 8,112,893.80 is: 12,169,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,735.40 : 13,208,603.10 = 8,112,893.80 : x
  2. Step 2: Convert to fraction form
    8,805,735.40/13,208,603.10 = 8,112,893.80/x
  3. Step 3: Cross multiply
    8,805,735.40x = 13,208,603.10 × 8,112,893.80
  4. Step 4: Simplify right side
    8,805,735.40x = 107,159,994,196,650.78
  5. Step 5: Solve for x
    x = 107,159,994,196,650.78/8,805,735.40
  6. Step 6: Final answer
    x = 12,169,340.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.