Home / 18,291,758.99-25,243,090.90-10,032,150.11

Finding the Fourth Proportional to 18,291,758.99, 25,243,090.90 and 10,032,150.11

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Solution

The fourth proportional to 18,291,758.99, 25,243,090.90 and 10,032,150.11 is: 13,844,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291,758.99 : 25,243,090.90 = 10,032,150.11 : x
  2. Step 2: Convert to fraction form
    18,291,758.99/25,243,090.90 = 10,032,150.11/x
  3. Step 3: Cross multiply
    18,291,758.99x = 25,243,090.90 × 10,032,150.11
  4. Step 4: Simplify right side
    18,291,758.99x = 253,242,476,997,879.19
  5. Step 5: Solve for x
    x = 253,242,476,997,879.19/18,291,758.99
  6. Step 6: Final answer
    x = 13,844,621.35

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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.