Home / 43,413,368.80-65,162,043.60-26,407,256.80

Finding the Fourth Proportional to 43,413,368.80, 65,162,043.60 and 26,407,256.80

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Solution

The fourth proportional to 43,413,368.80, 65,162,043.60 and 26,407,256.80 is: 39,636,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,413,368.80 : 65,162,043.60 = 26,407,256.80 : x
  2. Step 2: Convert to fraction form
    43,413,368.80/65,162,043.60 = 26,407,256.80/x
  3. Step 3: Cross multiply
    43,413,368.80x = 65,162,043.60 × 26,407,256.80
  4. Step 4: Simplify right side
    43,413,368.80x = 1,720,750,818,957,996.50
  5. Step 5: Solve for x
    x = 1,720,750,818,957,996.50/43,413,368.80
  6. Step 6: Final answer
    x = 39,636,426.90

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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.