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Finding the Fourth Proportional to 11,010,196.80, 16,483,802.40 and 11,010,196.80

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Solution

The fourth proportional to 11,010,196.80, 16,483,802.40 and 11,010,196.80 is: 16,483,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010,196.80 : 16,483,802.40 = 11,010,196.80 : x
  2. Step 2: Convert to fraction form
    11,010,196.80/16,483,802.40 = 11,010,196.80/x
  3. Step 3: Cross multiply
    11,010,196.80x = 16,483,802.40 × 11,010,196.80
  4. Step 4: Simplify right side
    11,010,196.80x = 181,489,908,436,312.34
  5. Step 5: Solve for x
    x = 181,489,908,436,312.34/11,010,196.80
  6. Step 6: Final answer
    x = 16,483,802.40

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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.