Home / 27,677,881.53-38,195,381.84-15,916,594.64

Finding the Fourth Proportional to 27,677,881.53, 38,195,381.84 and 15,916,594.64

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Solution

The fourth proportional to 27,677,881.53, 38,195,381.84 and 15,916,594.64 is: 21,964,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,677,881.53 : 38,195,381.84 = 15,916,594.64 : x
  2. Step 2: Convert to fraction form
    27,677,881.53/38,195,381.84 = 15,916,594.64/x
  3. Step 3: Cross multiply
    27,677,881.53x = 38,195,381.84 × 15,916,594.64
  4. Step 4: Simplify right side
    27,677,881.53x = 607,940,409,596,737.50
  5. Step 5: Solve for x
    x = 607,940,409,596,737.50/27,677,881.53
  6. Step 6: Final answer
    x = 21,964,846.15

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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.