Home / 9,559,858.40-13,192,438.56-5,208,980.48

Finding the Fourth Proportional to 9,559,858.40, 13,192,438.56 and 5,208,980.48

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Solution

The fourth proportional to 9,559,858.40, 13,192,438.56 and 5,208,980.48 is: 7,188,302.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559,858.40 : 13,192,438.56 = 5,208,980.48 : x
  2. Step 2: Convert to fraction form
    9,559,858.40/13,192,438.56 = 5,208,980.48/x
  3. Step 3: Cross multiply
    9,559,858.40x = 13,192,438.56 × 5,208,980.48
  4. Step 4: Simplify right side
    9,559,858.40x = 68,719,154,942,639.32
  5. Step 5: Solve for x
    x = 68,719,154,942,639.32/9,559,858.40
  6. Step 6: Final answer
    x = 7,188,302.59

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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.