Home / 14,500,751.74-20,005,373.77-8,302,485.86

Finding the Fourth Proportional to 14,500,751.74, 20,005,373.77 and 8,302,485.86

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Solution

The fourth proportional to 14,500,751.74, 20,005,373.77 and 8,302,485.86 is: 11,454,187.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500,751.74 : 20,005,373.77 = 8,302,485.86 : x
  2. Step 2: Convert to fraction form
    14,500,751.74/20,005,373.77 = 8,302,485.86/x
  3. Step 3: Cross multiply
    14,500,751.74x = 20,005,373.77 × 8,302,485.86
  4. Step 4: Simplify right side
    14,500,751.74x = 166,094,332,807,927.47
  5. Step 5: Solve for x
    x = 166,094,332,807,927.47/14,500,751.74
  6. Step 6: Final answer
    x = 11,454,187.74

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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.