Home / 12,657,678.31-17,467,679.93-6,856,460.00

Finding the Fourth Proportional to 12,657,678.31, 17,467,679.93 and 6,856,460.00

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Solution

The fourth proportional to 12,657,678.31, 17,467,679.93 and 6,856,460.00 is: 9,461,960.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,657,678.31 : 17,467,679.93 = 6,856,460.00 : x
  2. Step 2: Convert to fraction form
    12,657,678.31/17,467,679.93 = 6,856,460.00/x
  3. Step 3: Cross multiply
    12,657,678.31x = 17,467,679.93 × 6,856,460.00
  4. Step 4: Simplify right side
    12,657,678.31x = 119,766,448,611,227.11
  5. Step 5: Solve for x
    x = 119,766,448,611,227.11/12,657,678.31
  6. Step 6: Final answer
    x = 9,461,960.22

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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.