Home / 14,366,799.60-19,826,603.38-7,840,847.89

Finding the Fourth Proportional to 14,366,799.60, 19,826,603.38 and 7,840,847.89

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Solution

The fourth proportional to 14,366,799.60, 19,826,603.38 and 7,840,847.89 is: 10,820,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366,799.60 : 19,826,603.38 = 7,840,847.89 : x
  2. Step 2: Convert to fraction form
    14,366,799.60/19,826,603.38 = 7,840,847.89/x
  3. Step 3: Cross multiply
    14,366,799.60x = 19,826,603.38 × 7,840,847.89
  4. Step 4: Simplify right side
    14,366,799.60x = 155,457,381,277,939.84
  5. Step 5: Solve for x
    x = 155,457,381,277,939.84/14,366,799.60
  6. Step 6: Final answer
    x = 10,820,599.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.