Home / 12,294,587.80-18,441,881.70-5,576,123.80

Finding the Fourth Proportional to 12,294,587.80, 18,441,881.70 and 5,576,123.80

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Solution

The fourth proportional to 12,294,587.80, 18,441,881.70 and 5,576,123.80 is: 8,364,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,587.80 : 18,441,881.70 = 5,576,123.80 : x
  2. Step 2: Convert to fraction form
    12,294,587.80/18,441,881.70 = 5,576,123.80/x
  3. Step 3: Cross multiply
    12,294,587.80x = 18,441,881.70 × 5,576,123.80
  4. Step 4: Simplify right side
    12,294,587.80x = 102,834,215,464,154.45
  5. Step 5: Solve for x
    x = 102,834,215,464,154.45/12,294,587.80
  6. Step 6: Final answer
    x = 8,364,185.70

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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.