Home / 14,536,720.40-21,763,090.20-8,868,016.40

Finding the Fourth Proportional to 14,536,720.40, 21,763,090.20 and 8,868,016.40

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Solution

The fourth proportional to 14,536,720.40, 21,763,090.20 and 8,868,016.40 is: 13,276,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,536,720.40 : 21,763,090.20 = 8,868,016.40 : x
  2. Step 2: Convert to fraction form
    14,536,720.40/21,763,090.20 = 8,868,016.40/x
  3. Step 3: Cross multiply
    14,536,720.40x = 21,763,090.20 × 8,868,016.40
  4. Step 4: Simplify right side
    14,536,720.40x = 192,995,440,808,279.28
  5. Step 5: Solve for x
    x = 192,995,440,808,279.28/14,536,720.40
  6. Step 6: Final answer
    x = 13,276,408.67

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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.