Home / 13,611,392.85-18,785,045.85-10,167,655.17

Finding the Fourth Proportional to 13,611,392.85, 18,785,045.85 and 10,167,655.17

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Solution

The fourth proportional to 13,611,392.85, 18,785,045.85 and 10,167,655.17 is: 14,032,352.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,392.85 : 18,785,045.85 = 10,167,655.17 : x
  2. Step 2: Convert to fraction form
    13,611,392.85/18,785,045.85 = 10,167,655.17/x
  3. Step 3: Cross multiply
    13,611,392.85x = 18,785,045.85 × 10,167,655.17
  4. Step 4: Simplify right side
    13,611,392.85x = 190,999,868,555,439.56
  5. Step 5: Solve for x
    x = 190,999,868,555,439.56/13,611,392.85
  6. Step 6: Final answer
    x = 14,032,352.95

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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.