Home / 8,059,409.80-12,089,114.70-7,114,625.80

Finding the Fourth Proportional to 8,059,409.80, 12,089,114.70 and 7,114,625.80

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Solution

The fourth proportional to 8,059,409.80, 12,089,114.70 and 7,114,625.80 is: 10,671,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059,409.80 : 12,089,114.70 = 7,114,625.80 : x
  2. Step 2: Convert to fraction form
    8,059,409.80/12,089,114.70 = 7,114,625.80/x
  3. Step 3: Cross multiply
    8,059,409.80x = 12,089,114.70 × 7,114,625.80
  4. Step 4: Simplify right side
    8,059,409.80x = 86,009,527,343,779.25
  5. Step 5: Solve for x
    x = 86,009,527,343,779.25/8,059,409.80
  6. Step 6: Final answer
    x = 10,671,938.70

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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.