Home / 56,163,211.20-84,244,816.80-52,384,075.20

Finding the Fourth Proportional to 56,163,211.20, 84,244,816.80 and 52,384,075.20

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Solution

The fourth proportional to 56,163,211.20, 84,244,816.80 and 52,384,075.20 is: 78,576,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,163,211.20 : 84,244,816.80 = 52,384,075.20 : x
  2. Step 2: Convert to fraction form
    56,163,211.20/84,244,816.80 = 52,384,075.20/x
  3. Step 3: Cross multiply
    56,163,211.20x = 84,244,816.80 × 52,384,075.20
  4. Step 4: Simplify right side
    56,163,211.20x = 4,413,086,818,461,423.50
  5. Step 5: Solve for x
    x = 4,413,086,818,461,423.50/56,163,211.20
  6. Step 6: Final answer
    x = 78,576,112.80

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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.