Home / 14,477,647.80-21,702,186.90-8,090,959.80

Finding the Fourth Proportional to 14,477,647.80, 21,702,186.90 and 8,090,959.80

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Solution

The fourth proportional to 14,477,647.80, 21,702,186.90 and 8,090,959.80 is: 12,128,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477,647.80 : 21,702,186.90 = 8,090,959.80 : x
  2. Step 2: Convert to fraction form
    14,477,647.80/21,702,186.90 = 8,090,959.80/x
  3. Step 3: Cross multiply
    14,477,647.80x = 21,702,186.90 × 8,090,959.80
  4. Step 4: Simplify right side
    14,477,647.80x = 175,591,521,779,986.59
  5. Step 5: Solve for x
    x = 175,591,521,779,986.59/14,477,647.80
  6. Step 6: Final answer
    x = 12,128,456.51

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1.5x scale

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.