Home / 19,655,905.23-27,117,159.35-13,043,611.89

Finding the Fourth Proportional to 19,655,905.23, 27,117,159.35 and 13,043,611.89

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Solution

The fourth proportional to 19,655,905.23, 27,117,159.35 and 13,043,611.89 is: 17,994,882.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655,905.23 : 27,117,159.35 = 13,043,611.89 : x
  2. Step 2: Convert to fraction form
    19,655,905.23/27,117,159.35 = 13,043,611.89/x
  3. Step 3: Cross multiply
    19,655,905.23x = 27,117,159.35 × 13,043,611.89
  4. Step 4: Simplify right side
    19,655,905.23x = 353,705,702,055,466.62
  5. Step 5: Solve for x
    x = 353,705,702,055,466.62/19,655,905.23
  6. Step 6: Final answer
    x = 17,994,882.35

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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.