Home / 29,368,918-40,526,734.48-16,979,810.03

Finding the Fourth Proportional to 29,368,918, 40,526,734.48 and 16,979,810.03

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Solution

The fourth proportional to 29,368,918, 40,526,734.48 and 16,979,810.03 is: 23,430,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,368,918 : 40,526,734.48 = 16,979,810.03 : x
  2. Step 2: Convert to fraction form
    29,368,918/40,526,734.48 = 16,979,810.03/x
  3. Step 3: Cross multiply
    29,368,918x = 40,526,734.48 × 16,979,810.03
  4. Step 4: Simplify right side
    29,368,918x = 688,136,252,606,650.88
  5. Step 5: Solve for x
    x = 688,136,252,606,650.88/29,368,918
  6. Step 6: Final answer
    x = 23,430,766.25

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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.