Home / 49,020,004.80-73,530,007.20-13,118,212.80

Finding the Fourth Proportional to 49,020,004.80, 73,530,007.20 and 13,118,212.80

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Solution

The fourth proportional to 49,020,004.80, 73,530,007.20 and 13,118,212.80 is: 19,677,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,020,004.80 : 73,530,007.20 = 13,118,212.80 : x
  2. Step 2: Convert to fraction form
    49,020,004.80/73,530,007.20 = 13,118,212.80/x
  3. Step 3: Cross multiply
    49,020,004.80x = 73,530,007.20 × 13,118,212.80
  4. Step 4: Simplify right side
    49,020,004.80x = 964,582,281,635,132.25
  5. Step 5: Solve for x
    x = 964,582,281,635,132.25/49,020,004.80
  6. Step 6: Final answer
    x = 19,677,319.20

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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.