Home / 19,677,472.64-27,153,742.80-11,416,895.04

Finding the Fourth Proportional to 19,677,472.64, 27,153,742.80 and 11,416,895.04

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Solution

The fourth proportional to 19,677,472.64, 27,153,742.80 and 11,416,895.04 is: 15,754,636.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677,472.64 : 27,153,742.80 = 11,416,895.04 : x
  2. Step 2: Convert to fraction form
    19,677,472.64/27,153,742.80 = 11,416,895.04/x
  3. Step 3: Cross multiply
    19,677,472.64x = 27,153,742.80 × 11,416,895.04
  4. Step 4: Simplify right side
    19,677,472.64x = 310,011,431,490,755.69
  5. Step 5: Solve for x
    x = 310,011,431,490,755.69/19,677,472.64
  6. Step 6: Final answer
    x = 15,754,636.64

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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.