Home / 11,197,671.56-16,769,603.14-6,390,787.71

Finding the Fourth Proportional to 11,197,671.56, 16,769,603.14 and 6,390,787.71

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Solution

The fourth proportional to 11,197,671.56, 16,769,603.14 and 6,390,787.71 is: 9,570,826.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197,671.56 : 16,769,603.14 = 6,390,787.71 : x
  2. Step 2: Convert to fraction form
    11,197,671.56/16,769,603.14 = 6,390,787.71/x
  3. Step 3: Cross multiply
    11,197,671.56x = 16,769,603.14 × 6,390,787.71
  4. Step 4: Simplify right side
    11,197,671.56x = 107,170,973,695,598.45
  5. Step 5: Solve for x
    x = 107,170,973,695,598.45/11,197,671.56
  6. Step 6: Final answer
    x = 9,570,826.68

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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.