Home / 9,686,388.36-13,366,722.15-5,335,381.02

Finding the Fourth Proportional to 9,686,388.36, 13,366,722.15 and 5,335,381.02

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Solution

The fourth proportional to 9,686,388.36, 13,366,722.15 and 5,335,381.02 is: 7,362,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686,388.36 : 13,366,722.15 = 5,335,381.02 : x
  2. Step 2: Convert to fraction form
    9,686,388.36/13,366,722.15 = 5,335,381.02/x
  3. Step 3: Cross multiply
    9,686,388.36x = 13,366,722.15 × 5,335,381.02
  4. Step 4: Simplify right side
    9,686,388.36x = 71,316,555,658,723.59
  5. Step 5: Solve for x
    x = 71,316,555,658,723.59/9,686,388.36
  6. Step 6: Final answer
    x = 7,362,553.82

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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.