Home / 8,130,009.60-12,195,014.40-4,936,114.80

Finding the Fourth Proportional to 8,130,009.60, 12,195,014.40 and 4,936,114.80

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Solution

The fourth proportional to 8,130,009.60, 12,195,014.40 and 4,936,114.80 is: 7,404,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,009.60 : 12,195,014.40 = 4,936,114.80 : x
  2. Step 2: Convert to fraction form
    8,130,009.60/12,195,014.40 = 4,936,114.80/x
  3. Step 3: Cross multiply
    8,130,009.60x = 12,195,014.40 × 4,936,114.80
  4. Step 4: Simplify right side
    8,130,009.60x = 60,195,991,066,053.12
  5. Step 5: Solve for x
    x = 60,195,991,066,053.12/8,130,009.60
  6. Step 6: Final answer
    x = 7,404,172.20

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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.