Home / 14,519,931.01-20,038,676.21-8,325,554.07

Finding the Fourth Proportional to 14,519,931.01, 20,038,676.21 and 8,325,554.07

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Solution

The fourth proportional to 14,519,931.01, 20,038,676.21 and 8,325,554.07 is: 11,489,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519,931.01 : 20,038,676.21 = 8,325,554.07 : x
  2. Step 2: Convert to fraction form
    14,519,931.01/20,038,676.21 = 8,325,554.07/x
  3. Step 3: Cross multiply
    14,519,931.01x = 20,038,676.21 × 8,325,554.07
  4. Step 4: Simplify right side
    14,519,931.01x = 166,833,082,276,437.78
  5. Step 5: Solve for x
    x = 166,833,082,276,437.78/14,519,931.01
  6. Step 6: Final answer
    x = 11,489,936.29

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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.