Home / 13,208,999.40-19,813,499.10-9,382,624.20

Finding the Fourth Proportional to 13,208,999.40, 19,813,499.10 and 9,382,624.20

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Solution

The fourth proportional to 13,208,999.40, 19,813,499.10 and 9,382,624.20 is: 14,073,936.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,999.40 : 19,813,499.10 = 9,382,624.20 : x
  2. Step 2: Convert to fraction form
    13,208,999.40/19,813,499.10 = 9,382,624.20/x
  3. Step 3: Cross multiply
    13,208,999.40x = 19,813,499.10 × 9,382,624.20
  4. Step 4: Simplify right side
    13,208,999.40x = 185,902,616,142,338.22
  5. Step 5: Solve for x
    x = 185,902,616,142,338.22/13,208,999.40
  6. Step 6: Final answer
    x = 14,073,936.30

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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.