Home / 13,054,768.49-19,582,149.03-4,079,320.49

Finding the Fourth Proportional to 13,054,768.49, 19,582,149.03 and 4,079,320.49

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Solution

The fourth proportional to 13,054,768.49, 19,582,149.03 and 4,079,320.49 is: 6,118,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054,768.49 : 19,582,149.03 = 4,079,320.49 : x
  2. Step 2: Convert to fraction form
    13,054,768.49/19,582,149.03 = 4,079,320.49/x
  3. Step 3: Cross multiply
    13,054,768.49x = 19,582,149.03 × 4,079,320.49
  4. Step 4: Simplify right side
    13,054,768.49x = 79,881,861,776,312.64
  5. Step 5: Solve for x
    x = 79,881,861,776,312.64/13,054,768.49
  6. Step 6: Final answer
    x = 6,118,979.58

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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.