Home / 13,065,901.32-19,586,079.90-5,879,244.36

Finding the Fourth Proportional to 13,065,901.32, 19,586,079.90 and 5,879,244.36

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Solution

The fourth proportional to 13,065,901.32, 19,586,079.90 and 5,879,244.36 is: 8,813,119.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065,901.32 : 19,586,079.90 = 5,879,244.36 : x
  2. Step 2: Convert to fraction form
    13,065,901.32/19,586,079.90 = 5,879,244.36/x
  3. Step 3: Cross multiply
    13,065,901.32x = 19,586,079.90 × 5,879,244.36
  4. Step 4: Simplify right side
    13,065,901.32x = 115,151,349,786,584.36
  5. Step 5: Solve for x
    x = 115,151,349,786,584.36/13,065,901.32
  6. Step 6: Final answer
    x = 8,813,119.51

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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.