Home / 5,089,451.40-7,634,177.10-4,292,289.90

Finding the Fourth Proportional to 5,089,451.40, 7,634,177.10 and 4,292,289.90

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Solution

The fourth proportional to 5,089,451.40, 7,634,177.10 and 4,292,289.90 is: 6,438,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089,451.40 : 7,634,177.10 = 4,292,289.90 : x
  2. Step 2: Convert to fraction form
    5,089,451.40/7,634,177.10 = 4,292,289.90/x
  3. Step 3: Cross multiply
    5,089,451.40x = 7,634,177.10 × 4,292,289.90
  4. Step 4: Simplify right side
    5,089,451.40x = 32,768,101,261,141.29
  5. Step 5: Solve for x
    x = 32,768,101,261,141.29/5,089,451.40
  6. Step 6: Final answer
    x = 6,438,434.85

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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.