Home / 19,257,812.14-28,886,426.60-4,684,868.86

Finding the Fourth Proportional to 19,257,812.14, 28,886,426.60 and 4,684,868.86

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Solution

The fourth proportional to 19,257,812.14, 28,886,426.60 and 4,684,868.86 is: 7,027,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,257,812.14 : 28,886,426.60 = 4,684,868.86 : x
  2. Step 2: Convert to fraction form
    19,257,812.14/28,886,426.60 = 4,684,868.86/x
  3. Step 3: Cross multiply
    19,257,812.14x = 28,886,426.60 × 4,684,868.86
  4. Step 4: Simplify right side
    19,257,812.14x = 135,329,120,455,015.69
  5. Step 5: Solve for x
    x = 135,329,120,455,015.69/19,257,812.14
  6. Step 6: Final answer
    x = 7,027,232.35

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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.