Home / 12,657,693.62-17,467,701.05-6,856,475.31

Finding the Fourth Proportional to 12,657,693.62, 17,467,701.05 and 6,856,475.31

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Solution

The fourth proportional to 12,657,693.62, 17,467,701.05 and 6,856,475.31 is: 9,461,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,657,693.62 : 17,467,701.05 = 6,856,475.31 : x
  2. Step 2: Convert to fraction form
    12,657,693.62/17,467,701.05 = 6,856,475.31/x
  3. Step 3: Cross multiply
    12,657,693.62x = 17,467,701.05 × 6,856,475.31
  4. Step 4: Simplify right side
    12,657,693.62x = 119,766,860,988,927.25
  5. Step 5: Solve for x
    x = 119,766,860,988,927.25/12,657,693.62
  6. Step 6: Final answer
    x = 9,461,981.35

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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.