Home / 8,085,283.40-12,127,925.10-7,089,955.40

Finding the Fourth Proportional to 8,085,283.40, 12,127,925.10 and 7,089,955.40

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Solution

The fourth proportional to 8,085,283.40, 12,127,925.10 and 7,089,955.40 is: 10,634,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,283.40 : 12,127,925.10 = 7,089,955.40 : x
  2. Step 2: Convert to fraction form
    8,085,283.40/12,127,925.10 = 7,089,955.40/x
  3. Step 3: Cross multiply
    8,085,283.40x = 12,127,925.10 × 7,089,955.40
  4. Step 4: Simplify right side
    8,085,283.40x = 85,986,448,053,540.55
  5. Step 5: Solve for x
    x = 85,986,448,053,540.55/8,085,283.40
  6. Step 6: Final answer
    x = 10,634,933.10

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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.