Home / 9,561,828.12-13,194,938.07-5,210,821.59

Finding the Fourth Proportional to 9,561,828.12, 13,194,938.07 and 5,210,821.59

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Solution

The fourth proportional to 9,561,828.12, 13,194,938.07 and 5,210,821.59 is: 7,190,724.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561,828.12 : 13,194,938.07 = 5,210,821.59 : x
  2. Step 2: Convert to fraction form
    9,561,828.12/13,194,938.07 = 5,210,821.59/x
  3. Step 3: Cross multiply
    9,561,828.12x = 13,194,938.07 × 5,210,821.59
  4. Step 4: Simplify right side
    9,561,828.12x = 68,756,468,173,868.93
  5. Step 5: Solve for x
    x = 68,756,468,173,868.93/9,561,828.12
  6. Step 6: Final answer
    x = 7,190,724.13

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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.