Home / 8,821,806.30-13,232,709.45-7,758,924.30

Finding the Fourth Proportional to 8,821,806.30, 13,232,709.45 and 7,758,924.30

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Solution

The fourth proportional to 8,821,806.30, 13,232,709.45 and 7,758,924.30 is: 11,638,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821,806.30 : 13,232,709.45 = 7,758,924.30 : x
  2. Step 2: Convert to fraction form
    8,821,806.30/13,232,709.45 = 7,758,924.30/x
  3. Step 3: Cross multiply
    8,821,806.30x = 13,232,709.45 × 7,758,924.30
  4. Step 4: Simplify right side
    8,821,806.30x = 102,671,590,906,444.62
  5. Step 5: Solve for x
    x = 102,671,590,906,444.62/8,821,806.30
  6. Step 6: Final answer
    x = 11,638,386.45

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Double scale
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Similar ratio
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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.