Home / 9,775,936.28-13,490,938.80-5,425,304.36

Finding the Fourth Proportional to 9,775,936.28, 13,490,938.80 and 5,425,304.36

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Solution

The fourth proportional to 9,775,936.28, 13,490,938.80 and 5,425,304.36 is: 7,487,001.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,775,936.28 : 13,490,938.80 = 5,425,304.36 : x
  2. Step 2: Convert to fraction form
    9,775,936.28/13,490,938.80 = 5,425,304.36/x
  3. Step 3: Cross multiply
    9,775,936.28x = 13,490,938.80 × 5,425,304.36
  4. Step 4: Simplify right side
    9,775,936.28x = 73,192,449,092,133.17
  5. Step 5: Solve for x
    x = 73,192,449,092,133.17/9,775,936.28
  6. Step 6: Final answer
    x = 7,487,001.45

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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.