Home / 11,113,435.59-16,670,059.86-8,686,630.11

Finding the Fourth Proportional to 11,113,435.59, 16,670,059.86 and 8,686,630.11

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Solution

The fourth proportional to 11,113,435.59, 16,670,059.86 and 8,686,630.11 is: 13,029,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113,435.59 : 16,670,059.86 = 8,686,630.11 : x
  2. Step 2: Convert to fraction form
    11,113,435.59/16,670,059.86 = 8,686,630.11/x
  3. Step 3: Cross multiply
    11,113,435.59x = 16,670,059.86 × 8,686,630.11
  4. Step 4: Simplify right side
    11,113,435.59x = 144,806,643,915,378.38
  5. Step 5: Solve for x
    x = 144,806,643,915,378.38/11,113,435.59
  6. Step 6: Final answer
    x = 13,029,872.06

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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.