Home / 13,819,674.76-20,732,544.81-4,235,774.20

Finding the Fourth Proportional to 13,819,674.76, 20,732,544.81 and 4,235,774.20

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Solution

The fourth proportional to 13,819,674.76, 20,732,544.81 and 4,235,774.20 is: 6,354,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,819,674.76 : 20,732,544.81 = 4,235,774.20 : x
  2. Step 2: Convert to fraction form
    13,819,674.76/20,732,544.81 = 4,235,774.20/x
  3. Step 3: Cross multiply
    13,819,674.76x = 20,732,544.81 × 4,235,774.20
  4. Step 4: Simplify right side
    13,819,674.76x = 87,818,378,354,710.53
  5. Step 5: Solve for x
    x = 87,818,378,354,710.53/13,819,674.76
  6. Step 6: Final answer
    x = 6,354,590.82

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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.