Home / 72,611,167.80-108,916,751.70-26,552,947.80

Finding the Fourth Proportional to 72,611,167.80, 108,916,751.70 and 26,552,947.80

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Solution

The fourth proportional to 72,611,167.80, 108,916,751.70 and 26,552,947.80 is: 39,829,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,611,167.80 : 108,916,751.70 = 26,552,947.80 : x
  2. Step 2: Convert to fraction form
    72,611,167.80/108,916,751.70 = 26,552,947.80/x
  3. Step 3: Cross multiply
    72,611,167.80x = 108,916,751.70 × 26,552,947.80
  4. Step 4: Simplify right side
    72,611,167.80x = 2,892,060,822,435,661.50
  5. Step 5: Solve for x
    x = 2,892,060,822,435,661.50/72,611,167.80
  6. Step 6: Final answer
    x = 39,829,421.70

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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.