Home / 8,082,746.60-12,117,681-4,667,155.61

Finding the Fourth Proportional to 8,082,746.60, 12,117,681 and 4,667,155.61

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Solution

The fourth proportional to 8,082,746.60, 12,117,681 and 4,667,155.61 is: 6,997,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082,746.60 : 12,117,681 = 4,667,155.61 : x
  2. Step 2: Convert to fraction form
    8,082,746.60/12,117,681 = 4,667,155.61/x
  3. Step 3: Cross multiply
    8,082,746.60x = 12,117,681 × 4,667,155.61
  4. Step 4: Simplify right side
    8,082,746.60x = 56,555,102,798,752.01
  5. Step 5: Solve for x
    x = 56,555,102,798,752.01/8,082,746.60
  6. Step 6: Final answer
    x = 6,997,015.45

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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.