Home / 8,413,037.85-12,594,673.58-7,920,903.45

Finding the Fourth Proportional to 8,413,037.85, 12,594,673.58 and 7,920,903.45

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Solution

The fourth proportional to 8,413,037.85, 12,594,673.58 and 7,920,903.45 is: 11,857,927.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413,037.85 : 12,594,673.58 = 7,920,903.45 : x
  2. Step 2: Convert to fraction form
    8,413,037.85/12,594,673.58 = 7,920,903.45/x
  3. Step 3: Cross multiply
    8,413,037.85x = 12,594,673.58 × 7,920,903.45
  4. Step 4: Simplify right side
    8,413,037.85x = 99,761,193,371,841.33
  5. Step 5: Solve for x
    x = 99,761,193,371,841.33/8,413,037.85
  6. Step 6: Final answer
    x = 11,857,927.56

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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.