Home / 19,385,181.16-29,078,075.16-5,739,711.80

Finding the Fourth Proportional to 19,385,181.16, 29,078,075.16 and 5,739,711.80

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Solution

The fourth proportional to 19,385,181.16, 29,078,075.16 and 5,739,711.80 is: 8,609,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385,181.16 : 29,078,075.16 = 5,739,711.80 : x
  2. Step 2: Convert to fraction form
    19,385,181.16/29,078,075.16 = 5,739,711.80/x
  3. Step 3: Cross multiply
    19,385,181.16x = 29,078,075.16 × 5,739,711.80
  4. Step 4: Simplify right side
    19,385,181.16x = 166,899,771,117,138.88
  5. Step 5: Solve for x
    x = 166,899,771,117,138.88/19,385,181.16
  6. Step 6: Final answer
    x = 8,609,657.54

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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.