Home / 9,089,742.70-13,634,614.05-5,688,520.30

Finding the Fourth Proportional to 9,089,742.70, 13,634,614.05 and 5,688,520.30

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Solution

The fourth proportional to 9,089,742.70, 13,634,614.05 and 5,688,520.30 is: 8,532,780.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089,742.70 : 13,634,614.05 = 5,688,520.30 : x
  2. Step 2: Convert to fraction form
    9,089,742.70/13,634,614.05 = 5,688,520.30/x
  3. Step 3: Cross multiply
    9,089,742.70x = 13,634,614.05 × 5,688,520.30
  4. Step 4: Simplify right side
    9,089,742.70x = 77,560,778,806,090.22
  5. Step 5: Solve for x
    x = 77,560,778,806,090.22/9,089,742.70
  6. Step 6: Final answer
    x = 8,532,780.45

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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.