Home / 13,304,837.79-18,359,576.40-7,505,045.01

Finding the Fourth Proportional to 13,304,837.79, 18,359,576.40 and 7,505,045.01

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Solution

The fourth proportional to 13,304,837.79, 18,359,576.40 and 7,505,045.01 is: 10,356,341.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,837.79 : 18,359,576.40 = 7,505,045.01 : x
  2. Step 2: Convert to fraction form
    13,304,837.79/18,359,576.40 = 7,505,045.01/x
  3. Step 3: Cross multiply
    13,304,837.79x = 18,359,576.40 × 7,505,045.01
  4. Step 4: Simplify right side
    13,304,837.79x = 137,789,447,246,533.75
  5. Step 5: Solve for x
    x = 137,789,447,246,533.75/13,304,837.79
  6. Step 6: Final answer
    x = 10,356,341.76

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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.