Home / 18,156,701.76-27,218,927.36-7,075,207.34

Finding the Fourth Proportional to 18,156,701.76, 27,218,927.36 and 7,075,207.34

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Solution

The fourth proportional to 18,156,701.76, 27,218,927.36 and 7,075,207.34 is: 10,606,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156,701.76 : 27,218,927.36 = 7,075,207.34 : x
  2. Step 2: Convert to fraction form
    18,156,701.76/27,218,927.36 = 7,075,207.34/x
  3. Step 3: Cross multiply
    18,156,701.76x = 27,218,927.36 × 7,075,207.34
  4. Step 4: Simplify right side
    18,156,701.76x = 192,579,554,588,265.12
  5. Step 5: Solve for x
    x = 192,579,554,588,265.12/18,156,701.76
  6. Step 6: Final answer
    x = 10,606,527.39

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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.