Home / 12,700,574.88-17,526,914.64-6,899,400.24

Finding the Fourth Proportional to 12,700,574.88, 17,526,914.64 and 6,899,400.24

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Solution

The fourth proportional to 12,700,574.88, 17,526,914.64 and 6,899,400.24 is: 9,521,238.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700,574.88 : 17,526,914.64 = 6,899,400.24 : x
  2. Step 2: Convert to fraction form
    12,700,574.88/17,526,914.64 = 6,899,400.24/x
  3. Step 3: Cross multiply
    12,700,574.88x = 17,526,914.64 × 6,899,400.24
  4. Step 4: Simplify right side
    12,700,574.88x = 120,925,199,073,675.52
  5. Step 5: Solve for x
    x = 120,925,199,073,675.52/12,700,574.88
  6. Step 6: Final answer
    x = 9,521,238.23

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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.