Home / 10,420,964.32-14,381,389.08-5,774,736.24

Finding the Fourth Proportional to 10,420,964.32, 14,381,389.08 and 5,774,736.24

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Solution

The fourth proportional to 10,420,964.32, 14,381,389.08 and 5,774,736.24 is: 7,969,389.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420,964.32 : 14,381,389.08 = 5,774,736.24 : x
  2. Step 2: Convert to fraction form
    10,420,964.32/14,381,389.08 = 5,774,736.24/x
  3. Step 3: Cross multiply
    10,420,964.32x = 14,381,389.08 × 5,774,736.24
  4. Step 4: Simplify right side
    10,420,964.32x = 83,048,728,701,816.27
  5. Step 5: Solve for x
    x = 83,048,728,701,816.27/10,420,964.32
  6. Step 6: Final answer
    x = 7,969,389.99

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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.