Home / 13,964,763.80-20,947,145.70-9,713,235.80

Finding the Fourth Proportional to 13,964,763.80, 20,947,145.70 and 9,713,235.80

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Solution

The fourth proportional to 13,964,763.80, 20,947,145.70 and 9,713,235.80 is: 14,569,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964,763.80 : 20,947,145.70 = 9,713,235.80 : x
  2. Step 2: Convert to fraction form
    13,964,763.80/20,947,145.70 = 9,713,235.80/x
  3. Step 3: Cross multiply
    13,964,763.80x = 20,947,145.70 × 9,713,235.80
  4. Step 4: Simplify right side
    13,964,763.80x = 203,464,565,521,056.06
  5. Step 5: Solve for x
    x = 203,464,565,521,056.06/13,964,763.80
  6. Step 6: Final answer
    x = 14,569,853.70

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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.