Home / 14,812,643.10-20,440,651.50-8,196,941.10

Finding the Fourth Proportional to 14,812,643.10, 20,440,651.50 and 8,196,941.10

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Solution

The fourth proportional to 14,812,643.10, 20,440,651.50 and 8,196,941.10 is: 11,311,338.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812,643.10 : 20,440,651.50 = 8,196,941.10 : x
  2. Step 2: Convert to fraction form
    14,812,643.10/20,440,651.50 = 8,196,941.10/x
  3. Step 3: Cross multiply
    14,812,643.10x = 20,440,651.50 × 8,196,941.10
  4. Step 4: Simplify right side
    14,812,643.10x = 167,550,816,391,126.66
  5. Step 5: Solve for x
    x = 167,550,816,391,126.66/14,812,643.10
  6. Step 6: Final answer
    x = 11,311,338.24

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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.