Home / 13,028,909.61-19,546,366.86-4,509,246.18

Finding the Fourth Proportional to 13,028,909.61, 19,546,366.86 and 4,509,246.18

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Solution

The fourth proportional to 13,028,909.61, 19,546,366.86 and 4,509,246.18 is: 6,764,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028,909.61 : 19,546,366.86 = 4,509,246.18 : x
  2. Step 2: Convert to fraction form
    13,028,909.61/19,546,366.86 = 4,509,246.18/x
  3. Step 3: Cross multiply
    13,028,909.61x = 19,546,366.86 × 4,509,246.18
  4. Step 4: Simplify right side
    13,028,909.61x = 88,139,380,096,333.59
  5. Step 5: Solve for x
    x = 88,139,380,096,333.59/13,028,909.61
  6. Step 6: Final answer
    x = 6,764,908.40

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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.