Home / 12,818,170.77-17,689,074.33-6,937,803.94

Finding the Fourth Proportional to 12,818,170.77, 17,689,074.33 and 6,937,803.94

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Solution

The fourth proportional to 12,818,170.77, 17,689,074.33 and 6,937,803.94 is: 9,574,168.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818,170.77 : 17,689,074.33 = 6,937,803.94 : x
  2. Step 2: Convert to fraction form
    12,818,170.77/17,689,074.33 = 6,937,803.94/x
  3. Step 3: Cross multiply
    12,818,170.77x = 17,689,074.33 × 6,937,803.94
  4. Step 4: Simplify right side
    12,818,170.77x = 122,723,329,493,181.47
  5. Step 5: Solve for x
    x = 122,723,329,493,181.47/12,818,170.77
  6. Step 6: Final answer
    x = 9,574,168.71

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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.