Home / 8,059,487.70-12,089,231.55-7,009,727.70

Finding the Fourth Proportional to 8,059,487.70, 12,089,231.55 and 7,009,727.70

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Solution

The fourth proportional to 8,059,487.70, 12,089,231.55 and 7,009,727.70 is: 10,514,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059,487.70 : 12,089,231.55 = 7,009,727.70 : x
  2. Step 2: Convert to fraction form
    8,059,487.70/12,089,231.55 = 7,009,727.70/x
  3. Step 3: Cross multiply
    8,059,487.70x = 12,089,231.55 × 7,009,727.70
  4. Step 4: Simplify right side
    8,059,487.70x = 84,742,221,267,748.94
  5. Step 5: Solve for x
    x = 84,742,221,267,748.94/8,059,487.70
  6. Step 6: Final answer
    x = 10,514,591.55

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Double scale
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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.