Home / 15,672,096.79-21,626,307.07-8,795,250.25

Finding the Fourth Proportional to 15,672,096.79, 21,626,307.07 and 8,795,250.25

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Solution

The fourth proportional to 15,672,096.79, 21,626,307.07 and 8,795,250.25 is: 12,136,779.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,096.79 : 21,626,307.07 = 8,795,250.25 : x
  2. Step 2: Convert to fraction form
    15,672,096.79/21,626,307.07 = 8,795,250.25/x
  3. Step 3: Cross multiply
    15,672,096.79x = 21,626,307.07 × 8,795,250.25
  4. Step 4: Simplify right side
    15,672,096.79x = 190,208,782,663,994.28
  5. Step 5: Solve for x
    x = 190,208,782,663,994.28/15,672,096.79
  6. Step 6: Final answer
    x = 12,136,779.48

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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.