Home / 8,332,973.21-12,490,667.02-4,493,750.75

Finding the Fourth Proportional to 8,332,973.21, 12,490,667.02 and 4,493,750.75

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Solution

The fourth proportional to 8,332,973.21, 12,490,667.02 and 4,493,750.75 is: 6,735,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332,973.21 : 12,490,667.02 = 4,493,750.75 : x
  2. Step 2: Convert to fraction form
    8,332,973.21/12,490,667.02 = 4,493,750.75/x
  3. Step 3: Cross multiply
    8,332,973.21x = 12,490,667.02 × 4,493,750.75
  4. Step 4: Simplify right side
    8,332,973.21x = 56,129,944,324,111.77
  5. Step 5: Solve for x
    x = 56,129,944,324,111.77/8,332,973.21
  6. Step 6: Final answer
    x = 6,735,884.41

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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.