Home / 12,772,751-17,626,396.38-8,705,475.32

Finding the Fourth Proportional to 12,772,751, 17,626,396.38 and 8,705,475.32

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Solution

The fourth proportional to 12,772,751, 17,626,396.38 and 8,705,475.32 is: 12,013,555.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,772,751 : 17,626,396.38 = 8,705,475.32 : x
  2. Step 2: Convert to fraction form
    12,772,751/17,626,396.38 = 8,705,475.32/x
  3. Step 3: Cross multiply
    12,772,751x = 17,626,396.38 × 8,705,475.32
  4. Step 4: Simplify right side
    12,772,751x = 153,446,158,666,627.34
  5. Step 5: Solve for x
    x = 153,446,158,666,627.34/12,772,751
  6. Step 6: Final answer
    x = 12,013,555.94

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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.