Home / 54,208,190.40-81,295,022.88-17,808,132

Finding the Fourth Proportional to 54,208,190.40, 81,295,022.88 and 17,808,132

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Solution

The fourth proportional to 54,208,190.40, 81,295,022.88 and 17,808,132 is: 26,706,526.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,208,190.40 : 81,295,022.88 = 17,808,132 : x
  2. Step 2: Convert to fraction form
    54,208,190.40/81,295,022.88 = 17,808,132/x
  3. Step 3: Cross multiply
    54,208,190.40x = 81,295,022.88 × 17,808,132
  4. Step 4: Simplify right side
    54,208,190.40x = 1,447,712,498,390,060
  5. Step 5: Solve for x
    x = 1,447,712,498,390,060/54,208,190.40
  6. Step 6: Final answer
    x = 26,706,526.96

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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.