Home / 9,665,108.40-13,337,490.88-5,313,935.84

Finding the Fourth Proportional to 9,665,108.40, 13,337,490.88 and 5,313,935.84

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Solution

The fourth proportional to 9,665,108.40, 13,337,490.88 and 5,313,935.84 is: 7,333,034.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665,108.40 : 13,337,490.88 = 5,313,935.84 : x
  2. Step 2: Convert to fraction form
    9,665,108.40/13,337,490.88 = 5,313,935.84/x
  3. Step 3: Cross multiply
    9,665,108.40x = 13,337,490.88 × 5,313,935.84
  4. Step 4: Simplify right side
    9,665,108.40x = 70,874,570,802,905.14
  5. Step 5: Solve for x
    x = 70,874,570,802,905.14/9,665,108.40
  6. Step 6: Final answer
    x = 7,333,034.24

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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.