Home / 11,499,206.40-17,248,809.60-9,789,409.80

Finding the Fourth Proportional to 11,499,206.40, 17,248,809.60 and 9,789,409.80

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Solution

The fourth proportional to 11,499,206.40, 17,248,809.60 and 9,789,409.80 is: 14,684,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,499,206.40 : 17,248,809.60 = 9,789,409.80 : x
  2. Step 2: Convert to fraction form
    11,499,206.40/17,248,809.60 = 9,789,409.80/x
  3. Step 3: Cross multiply
    11,499,206.40x = 17,248,809.60 × 9,789,409.80
  4. Step 4: Simplify right side
    11,499,206.40x = 168,855,665,736,574.09
  5. Step 5: Solve for x
    x = 168,855,665,736,574.09/11,499,206.40
  6. Step 6: Final answer
    x = 14,684,114.70

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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.