Home / 49,020,007.60-73,530,011.40-13,118,215.60

Finding the Fourth Proportional to 49,020,007.60, 73,530,011.40 and 13,118,215.60

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Solution

The fourth proportional to 49,020,007.60, 73,530,011.40 and 13,118,215.60 is: 19,677,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,020,007.60 : 73,530,011.40 = 13,118,215.60 : x
  2. Step 2: Convert to fraction form
    49,020,007.60/73,530,011.40 = 13,118,215.60/x
  3. Step 3: Cross multiply
    49,020,007.60x = 73,530,011.40 × 13,118,215.60
  4. Step 4: Simplify right side
    49,020,007.60x = 964,582,542,615,657.88
  5. Step 5: Solve for x
    x = 964,582,542,615,657.88/49,020,007.60
  6. Step 6: Final answer
    x = 19,677,323.40

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Similar ratio
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1.5x scale

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.