Home / 5,176,956.51-7,146,075.56-3,139,722.27

Finding the Fourth Proportional to 5,176,956.51, 7,146,075.56 and 3,139,722.27

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Solution

The fourth proportional to 5,176,956.51, 7,146,075.56 and 3,139,722.27 is: 4,333,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,956.51 : 7,146,075.56 = 3,139,722.27 : x
  2. Step 2: Convert to fraction form
    5,176,956.51/7,146,075.56 = 3,139,722.27/x
  3. Step 3: Cross multiply
    5,176,956.51x = 7,146,075.56 × 3,139,722.27
  4. Step 4: Simplify right side
    5,176,956.51x = 22,436,692,563,136.11
  5. Step 5: Solve for x
    x = 22,436,692,563,136.11/5,176,956.51
  6. Step 6: Final answer
    x = 4,333,954.23

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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.