Home / 8,742,001.70-13,113,002.55-2,352,899.90

Finding the Fourth Proportional to 8,742,001.70, 13,113,002.55 and 2,352,899.90

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Solution

The fourth proportional to 8,742,001.70, 13,113,002.55 and 2,352,899.90 is: 3,529,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,001.70 : 13,113,002.55 = 2,352,899.90 : x
  2. Step 2: Convert to fraction form
    8,742,001.70/13,113,002.55 = 2,352,899.90/x
  3. Step 3: Cross multiply
    8,742,001.70x = 13,113,002.55 × 2,352,899.90
  4. Step 4: Simplify right side
    8,742,001.70x = 30,853,582,388,594.75
  5. Step 5: Solve for x
    x = 30,853,582,388,594.75/8,742,001.70
  6. Step 6: Final answer
    x = 3,529,349.85

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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.