Home / 12,202,937.21-16,840,007.10-6,696,404.12

Finding the Fourth Proportional to 12,202,937.21, 16,840,007.10 and 6,696,404.12

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Solution

The fourth proportional to 12,202,937.21, 16,840,007.10 and 6,696,404.12 is: 9,241,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202,937.21 : 16,840,007.10 = 6,696,404.12 : x
  2. Step 2: Convert to fraction form
    12,202,937.21/16,840,007.10 = 6,696,404.12/x
  3. Step 3: Cross multiply
    12,202,937.21x = 16,840,007.10 × 6,696,404.12
  4. Step 4: Simplify right side
    12,202,937.21x = 112,767,492,841,069.23
  5. Step 5: Solve for x
    x = 112,767,492,841,069.23/12,202,937.21
  6. Step 6: Final answer
    x = 9,241,012.30

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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.