Home / 15,133,559.31-20,874,990.81-10,784,051.01

Finding the Fourth Proportional to 15,133,559.31, 20,874,990.81 and 10,784,051.01

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Solution

The fourth proportional to 15,133,559.31, 20,874,990.81 and 10,784,051.01 is: 14,875,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133,559.31 : 20,874,990.81 = 10,784,051.01 : x
  2. Step 2: Convert to fraction form
    15,133,559.31/20,874,990.81 = 10,784,051.01/x
  3. Step 3: Cross multiply
    15,133,559.31x = 20,874,990.81 × 10,784,051.01
  4. Step 4: Simplify right side
    15,133,559.31x = 225,116,965,728,321.19
  5. Step 5: Solve for x
    x = 225,116,965,728,321.19/15,133,559.31
  6. Step 6: Final answer
    x = 14,875,348.30

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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.