Home / 13,652,768.66-18,840,461.01-7,541,065.94

Finding the Fourth Proportional to 13,652,768.66, 18,840,461.01 and 7,541,065.94

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Solution

The fourth proportional to 13,652,768.66, 18,840,461.01 and 7,541,065.94 is: 10,406,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652,768.66 : 18,840,461.01 = 7,541,065.94 : x
  2. Step 2: Convert to fraction form
    13,652,768.66/18,840,461.01 = 7,541,065.94/x
  3. Step 3: Cross multiply
    13,652,768.66x = 18,840,461.01 × 7,541,065.94
  4. Step 4: Simplify right side
    13,652,768.66x = 142,077,158,816,409.03
  5. Step 5: Solve for x
    x = 142,077,158,816,409.03/13,652,768.66
  6. Step 6: Final answer
    x = 10,406,472.30

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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.