Home / 21,313,604.36-29,412,602.69-12,373,544.10

Finding the Fourth Proportional to 21,313,604.36, 29,412,602.69 and 12,373,544.10

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Solution

The fourth proportional to 21,313,604.36, 29,412,602.69 and 12,373,544.10 is: 17,075,391.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,313,604.36 : 29,412,602.69 = 12,373,544.10 : x
  2. Step 2: Convert to fraction form
    21,313,604.36/29,412,602.69 = 12,373,544.10/x
  3. Step 3: Cross multiply
    21,313,604.36x = 29,412,602.69 × 12,373,544.10
  4. Step 4: Simplify right side
    21,313,604.36x = 363,938,136,480,493.62
  5. Step 5: Solve for x
    x = 363,938,136,480,493.62/21,313,604.36
  6. Step 6: Final answer
    x = 17,075,391.39

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1.5x scale

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.