Home / 13,561,529.50-18,715,248.24-7,366,574.44

Finding the Fourth Proportional to 13,561,529.50, 18,715,248.24 and 7,366,574.44

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Solution

The fourth proportional to 13,561,529.50, 18,715,248.24 and 7,366,574.44 is: 10,166,056.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,561,529.50 : 18,715,248.24 = 7,366,574.44 : x
  2. Step 2: Convert to fraction form
    13,561,529.50/18,715,248.24 = 7,366,574.44/x
  3. Step 3: Cross multiply
    13,561,529.50x = 18,715,248.24 × 7,366,574.44
  4. Step 4: Simplify right side
    13,561,529.50x = 137,867,269,323,038.98
  5. Step 5: Solve for x
    x = 137,867,269,323,038.98/13,561,529.50
  6. Step 6: Final answer
    x = 10,166,056.07

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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.