Home / 51,131,810.40-76,697,715.60-32,021,512.80

Finding the Fourth Proportional to 51,131,810.40, 76,697,715.60 and 32,021,512.80

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Solution

The fourth proportional to 51,131,810.40, 76,697,715.60 and 32,021,512.80 is: 48,032,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,131,810.40 : 76,697,715.60 = 32,021,512.80 : x
  2. Step 2: Convert to fraction form
    51,131,810.40/76,697,715.60 = 32,021,512.80/x
  3. Step 3: Cross multiply
    51,131,810.40x = 76,697,715.60 × 32,021,512.80
  4. Step 4: Simplify right side
    51,131,810.40x = 2,455,976,881,816,159.50
  5. Step 5: Solve for x
    x = 2,455,976,881,816,159.50/51,131,810.40
  6. Step 6: Final answer
    x = 48,032,269.20

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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.