Home / 8,435,345.40-12,653,018.10-3,886,385.40

Finding the Fourth Proportional to 8,435,345.40, 12,653,018.10 and 3,886,385.40

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Solution

The fourth proportional to 8,435,345.40, 12,653,018.10 and 3,886,385.40 is: 5,829,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,345.40 : 12,653,018.10 = 3,886,385.40 : x
  2. Step 2: Convert to fraction form
    8,435,345.40/12,653,018.10 = 3,886,385.40/x
  3. Step 3: Cross multiply
    8,435,345.40x = 12,653,018.10 × 3,886,385.40
  4. Step 4: Simplify right side
    8,435,345.40x = 49,174,504,809,775.73
  5. Step 5: Solve for x
    x = 49,174,504,809,775.73/8,435,345.40
  6. Step 6: Final answer
    x = 5,829,578.10

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Similar ratio
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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.