Home / 12,323,072.34-17,005,630.05-6,816,442.86

Finding the Fourth Proportional to 12,323,072.34, 17,005,630.05 and 6,816,442.86

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Solution

The fourth proportional to 12,323,072.34, 17,005,630.05 and 6,816,442.86 is: 9,406,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,072.34 : 17,005,630.05 = 6,816,442.86 : x
  2. Step 2: Convert to fraction form
    12,323,072.34/17,005,630.05 = 6,816,442.86/x
  3. Step 3: Cross multiply
    12,323,072.34x = 17,005,630.05 × 6,816,442.86
  4. Step 4: Simplify right side
    12,323,072.34x = 115,917,905,534,123.95
  5. Step 5: Solve for x
    x = 115,917,905,534,123.95/12,323,072.34
  6. Step 6: Final answer
    x = 9,406,575.11

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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.