Home / 14,000,999.80-20,977,880.10-6,797,021.80

Finding the Fourth Proportional to 14,000,999.80, 20,977,880.10 and 6,797,021.80

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Solution

The fourth proportional to 14,000,999.80, 20,977,880.10 and 6,797,021.80 is: 10,184,066.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000,999.80 : 20,977,880.10 = 6,797,021.80 : x
  2. Step 2: Convert to fraction form
    14,000,999.80/20,977,880.10 = 6,797,021.80/x
  3. Step 3: Cross multiply
    14,000,999.80x = 20,977,880.10 × 6,797,021.80
  4. Step 4: Simplify right side
    14,000,999.80x = 142,587,108,357,486.19
  5. Step 5: Solve for x
    x = 142,587,108,357,486.19/14,000,999.80
  6. Step 6: Final answer
    x = 10,184,066.17

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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.