Home / 21,258,510.96-31,839,824.16-9,875,004.24

Finding the Fourth Proportional to 21,258,510.96, 31,839,824.16 and 9,875,004.24

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Solution

The fourth proportional to 21,258,510.96, 31,839,824.16 and 9,875,004.24 is: 14,790,236.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,258,510.96 : 31,839,824.16 = 9,875,004.24 : x
  2. Step 2: Convert to fraction form
    21,258,510.96/31,839,824.16 = 9,875,004.24/x
  3. Step 3: Cross multiply
    21,258,510.96x = 31,839,824.16 × 9,875,004.24
  4. Step 4: Simplify right side
    21,258,510.96x = 314,418,398,580,854.44
  5. Step 5: Solve for x
    x = 314,418,398,580,854.44/21,258,510.96
  6. Step 6: Final answer
    x = 14,790,236.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.