Home / 12,463,592.80-18,695,389.20-11,875,727.20

Finding the Fourth Proportional to 12,463,592.80, 18,695,389.20 and 11,875,727.20

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Solution

The fourth proportional to 12,463,592.80, 18,695,389.20 and 11,875,727.20 is: 17,813,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,592.80 : 18,695,389.20 = 11,875,727.20 : x
  2. Step 2: Convert to fraction form
    12,463,592.80/18,695,389.20 = 11,875,727.20/x
  3. Step 3: Cross multiply
    12,463,592.80x = 18,695,389.20 × 11,875,727.20
  4. Step 4: Simplify right side
    12,463,592.80x = 222,021,342,037,026.22
  5. Step 5: Solve for x
    x = 222,021,342,037,026.22/12,463,592.80
  6. Step 6: Final answer
    x = 17,813,590.80

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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.