Home / 10,617,574.61-15,848,849.59-9,110,939.38

Finding the Fourth Proportional to 10,617,574.61, 15,848,849.59 and 9,110,939.38

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Solution

The fourth proportional to 10,617,574.61, 15,848,849.59 and 9,110,939.38 is: 13,599,895.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617,574.61 : 15,848,849.59 = 9,110,939.38 : x
  2. Step 2: Convert to fraction form
    10,617,574.61/15,848,849.59 = 9,110,939.38/x
  3. Step 3: Cross multiply
    10,617,574.61x = 15,848,849.59 × 9,110,939.38
  4. Step 4: Simplify right side
    10,617,574.61x = 144,397,907,794,828.38
  5. Step 5: Solve for x
    x = 144,397,907,794,828.38/10,617,574.61
  6. Step 6: Final answer
    x = 13,599,895.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.