Home / 25,566,776.40-38,210,074.50-18,664,790.34

Finding the Fourth Proportional to 25,566,776.40, 38,210,074.50 and 18,664,790.34

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Solution

The fourth proportional to 25,566,776.40, 38,210,074.50 and 18,664,790.34 is: 27,894,914.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,566,776.40 : 38,210,074.50 = 18,664,790.34 : x
  2. Step 2: Convert to fraction form
    25,566,776.40/38,210,074.50 = 18,664,790.34/x
  3. Step 3: Cross multiply
    25,566,776.40x = 38,210,074.50 × 18,664,790.34
  4. Step 4: Simplify right side
    25,566,776.40x = 713,183,029,311,658.75
  5. Step 5: Solve for x
    x = 713,183,029,311,658.75/25,566,776.40
  6. Step 6: Final answer
    x = 27,894,914.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.