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Finding the Fourth Proportional to 6,890,537, 9,508,848.18 and 3,834,750.44

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Solution

The fourth proportional to 6,890,537, 9,508,848.18 and 3,834,750.44 is: 5,291,903.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890,537 : 9,508,848.18 = 3,834,750.44 : x
  2. Step 2: Convert to fraction form
    6,890,537/9,508,848.18 = 3,834,750.44/x
  3. Step 3: Cross multiply
    6,890,537x = 9,508,848.18 × 3,834,750.44
  4. Step 4: Simplify right side
    6,890,537x = 36,464,059,742,148.20
  5. Step 5: Solve for x
    x = 36,464,059,742,148.20/6,890,537
  6. Step 6: Final answer
    x = 5,291,903.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.