Home / 13,104,065.80-19,656,098.70-12,852,123.40

Finding the Fourth Proportional to 13,104,065.80, 19,656,098.70 and 12,852,123.40

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Solution

The fourth proportional to 13,104,065.80, 19,656,098.70 and 12,852,123.40 is: 19,278,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,065.80 : 19,656,098.70 = 12,852,123.40 : x
  2. Step 2: Convert to fraction form
    13,104,065.80/19,656,098.70 = 12,852,123.40/x
  3. Step 3: Cross multiply
    13,104,065.80x = 19,656,098.70 × 12,852,123.40
  4. Step 4: Simplify right side
    13,104,065.80x = 252,622,606,054,979.56
  5. Step 5: Solve for x
    x = 252,622,606,054,979.56/13,104,065.80
  6. Step 6: Final answer
    x = 19,278,185.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.