Home / 8,821,801.80-13,232,702.70-7,758,919.80

Finding the Fourth Proportional to 8,821,801.80, 13,232,702.70 and 7,758,919.80

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Solution

The fourth proportional to 8,821,801.80, 13,232,702.70 and 7,758,919.80 is: 11,638,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821,801.80 : 13,232,702.70 = 7,758,919.80 : x
  2. Step 2: Convert to fraction form
    8,821,801.80/13,232,702.70 = 7,758,919.80/x
  3. Step 3: Cross multiply
    8,821,801.80x = 13,232,702.70 × 7,758,919.80
  4. Step 4: Simplify right side
    8,821,801.80x = 102,671,478,986,543.45
  5. Step 5: Solve for x
    x = 102,671,478,986,543.45/8,821,801.80
  6. Step 6: Final answer
    x = 11,638,379.70

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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.