Home / 13,240,544.92-18,273,482.80-7,735,295.96

Finding the Fourth Proportional to 13,240,544.92, 18,273,482.80 and 7,735,295.96

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Solution

The fourth proportional to 13,240,544.92, 18,273,482.80 and 7,735,295.96 is: 10,675,602.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,240,544.92 : 18,273,482.80 = 7,735,295.96 : x
  2. Step 2: Convert to fraction form
    13,240,544.92/18,273,482.80 = 7,735,295.96/x
  3. Step 3: Cross multiply
    13,240,544.92x = 18,273,482.80 × 7,735,295.96
  4. Step 4: Simplify right side
    13,240,544.92x = 141,350,797,677,969.50
  5. Step 5: Solve for x
    x = 141,350,797,677,969.50/13,240,544.92
  6. Step 6: Final answer
    x = 10,675,602.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.