Home / 9,181,325.70-13,771,988.55-2,791,567.80

Finding the Fourth Proportional to 9,181,325.70, 13,771,988.55 and 2,791,567.80

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Solution

The fourth proportional to 9,181,325.70, 13,771,988.55 and 2,791,567.80 is: 4,187,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,325.70 : 13,771,988.55 = 2,791,567.80 : x
  2. Step 2: Convert to fraction form
    9,181,325.70/13,771,988.55 = 2,791,567.80/x
  3. Step 3: Cross multiply
    9,181,325.70x = 13,771,988.55 × 2,791,567.80
  4. Step 4: Simplify right side
    9,181,325.70x = 38,445,439,778,148.69
  5. Step 5: Solve for x
    x = 38,445,439,778,148.69/9,181,325.70
  6. Step 6: Final answer
    x = 4,187,351.70

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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.