Home / 51,686,816.24-71,328,284.76-28,482,773.60

Finding the Fourth Proportional to 51,686,816.24, 71,328,284.76 and 28,482,773.60

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Solution

The fourth proportional to 51,686,816.24, 71,328,284.76 and 28,482,773.60 is: 39,306,491.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,686,816.24 : 71,328,284.76 = 28,482,773.60 : x
  2. Step 2: Convert to fraction form
    51,686,816.24/71,328,284.76 = 28,482,773.60/x
  3. Step 3: Cross multiply
    51,686,816.24x = 71,328,284.76 × 28,482,773.60
  4. Step 4: Simplify right side
    51,686,816.24x = 2,031,627,386,095,410.50
  5. Step 5: Solve for x
    x = 2,031,627,386,095,410.50/51,686,816.24
  6. Step 6: Final answer
    x = 39,306,491.17

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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.