Home / 13,054,768.50-19,582,149.02-4,079,320.50

Finding the Fourth Proportional to 13,054,768.50, 19,582,149.02 and 4,079,320.50

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Solution

The fourth proportional to 13,054,768.50, 19,582,149.02 and 4,079,320.50 is: 6,118,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054,768.50 : 19,582,149.02 = 4,079,320.50 : x
  2. Step 2: Convert to fraction form
    13,054,768.50/19,582,149.02 = 4,079,320.50/x
  3. Step 3: Cross multiply
    13,054,768.50x = 19,582,149.02 × 4,079,320.50
  4. Step 4: Simplify right side
    13,054,768.50x = 79,881,861,931,340.91
  5. Step 5: Solve for x
    x = 79,881,861,931,340.91/13,054,768.50
  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.