Home / 22,428,048.95-30,950,720-12,114,772.14

Finding the Fourth Proportional to 22,428,048.95, 30,950,720 and 12,114,772.14

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Solution

The fourth proportional to 22,428,048.95, 30,950,720 and 12,114,772.14 is: 16,718,392.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,048.95 : 30,950,720 = 12,114,772.14 : x
  2. Step 2: Convert to fraction form
    22,428,048.95/30,950,720 = 12,114,772.14/x
  3. Step 3: Cross multiply
    22,428,048.95x = 30,950,720 × 12,114,772.14
  4. Step 4: Simplify right side
    22,428,048.95x = 374,960,920,368,940.81
  5. Step 5: Solve for x
    x = 374,960,920,368,940.81/22,428,048.95
  6. Step 6: Final answer
    x = 16,718,392.28

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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.