Home / 12,934,665.60-19,401,998.40-3,837,091.20

Finding the Fourth Proportional to 12,934,665.60, 19,401,998.40 and 3,837,091.20

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Solution

The fourth proportional to 12,934,665.60, 19,401,998.40 and 3,837,091.20 is: 5,755,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,665.60 : 19,401,998.40 = 3,837,091.20 : x
  2. Step 2: Convert to fraction form
    12,934,665.60/19,401,998.40 = 3,837,091.20/x
  3. Step 3: Cross multiply
    12,934,665.60x = 19,401,998.40 × 3,837,091.20
  4. Step 4: Simplify right side
    12,934,665.60x = 74,447,237,323,054.08
  5. Step 5: Solve for x
    x = 74,447,237,323,054.08/12,934,665.60
  6. Step 6: Final answer
    x = 5,755,636.80

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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.