Home / 9,981,455.13-13,774,302.51-5,631,956.82

Finding the Fourth Proportional to 9,981,455.13, 13,774,302.51 and 5,631,956.82

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Solution

The fourth proportional to 9,981,455.13, 13,774,302.51 and 5,631,956.82 is: 7,772,040.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981,455.13 : 13,774,302.51 = 5,631,956.82 : x
  2. Step 2: Convert to fraction form
    9,981,455.13/13,774,302.51 = 5,631,956.82/x
  3. Step 3: Cross multiply
    9,981,455.13x = 13,774,302.51 × 5,631,956.82
  4. Step 4: Simplify right side
    9,981,455.13x = 77,576,276,961,937.62
  5. Step 5: Solve for x
    x = 77,576,276,961,937.62/9,981,455.13
  6. Step 6: Final answer
    x = 7,772,040.84

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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.