Home / 22,670,261.51-31,285,271.79-12,356,962.43

Finding the Fourth Proportional to 22,670,261.51, 31,285,271.79 and 12,356,962.43

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Solution

The fourth proportional to 22,670,261.51, 31,285,271.79 and 12,356,962.43 is: 17,052,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,670,261.51 : 31,285,271.79 = 12,356,962.43 : x
  2. Step 2: Convert to fraction form
    22,670,261.51/31,285,271.79 = 12,356,962.43/x
  3. Step 3: Cross multiply
    22,670,261.51x = 31,285,271.79 × 12,356,962.43
  4. Step 4: Simplify right side
    22,670,261.51x = 386,590,927,964,942.50
  5. Step 5: Solve for x
    x = 386,590,927,964,942.50/22,670,261.51
  6. Step 6: Final answer
    x = 17,052,777.62

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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.