Home / 10,229,742-14,116,975.92-5,646,063.36

Finding the Fourth Proportional to 10,229,742, 14,116,975.92 and 5,646,063.36

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Solution

The fourth proportional to 10,229,742, 14,116,975.92 and 5,646,063.36 is: 7,791,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229,742 : 14,116,975.92 = 5,646,063.36 : x
  2. Step 2: Convert to fraction form
    10,229,742/14,116,975.92 = 5,646,063.36/x
  3. Step 3: Cross multiply
    10,229,742x = 14,116,975.92 × 5,646,063.36
  4. Step 4: Simplify right side
    10,229,742x = 79,705,340,495,914.30
  5. Step 5: Solve for x
    x = 79,705,340,495,914.30/10,229,742
  6. Step 6: Final answer
    x = 7,791,529.88

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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.