Home / 14,289,064.36-21,325,613.06-12,910,017.48

Finding the Fourth Proportional to 14,289,064.36, 21,325,613.06 and 12,910,017.48

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Solution

The fourth proportional to 14,289,064.36, 21,325,613.06 and 12,910,017.48 is: 19,267,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289,064.36 : 21,325,613.06 = 12,910,017.48 : x
  2. Step 2: Convert to fraction form
    14,289,064.36/21,325,613.06 = 12,910,017.48/x
  3. Step 3: Cross multiply
    14,289,064.36x = 21,325,613.06 × 12,910,017.48
  4. Step 4: Simplify right side
    14,289,064.36x = 275,314,037,376,316.28
  5. Step 5: Solve for x
    x = 275,314,037,376,316.28/14,289,064.36
  6. Step 6: Final answer
    x = 19,267,464.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.