Home / 22,428,041.80-30,950,710.12-12,114,764.94

Finding the Fourth Proportional to 22,428,041.80, 30,950,710.12 and 12,114,764.94

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Solution

The fourth proportional to 22,428,041.80, 30,950,710.12 and 12,114,764.94 is: 16,718,382.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,041.80 : 30,950,710.12 = 12,114,764.94 : x
  2. Step 2: Convert to fraction form
    22,428,041.80/30,950,710.12 = 12,114,764.94/x
  3. Step 3: Cross multiply
    22,428,041.80x = 30,950,710.12 × 12,114,764.94
  4. Step 4: Simplify right side
    22,428,041.80x = 374,960,577,829,879.19
  5. Step 5: Solve for x
    x = 374,960,577,829,879.19/22,428,041.80
  6. Step 6: Final answer
    x = 16,718,382.33

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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.