Home / 15,648,308.76-23,455,896.59-5,263,641.80

Finding the Fourth Proportional to 15,648,308.76, 23,455,896.59 and 5,263,641.80

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Solution

The fourth proportional to 15,648,308.76, 23,455,896.59 and 5,263,641.80 is: 7,889,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,648,308.76 : 23,455,896.59 = 5,263,641.80 : x
  2. Step 2: Convert to fraction form
    15,648,308.76/23,455,896.59 = 5,263,641.80/x
  3. Step 3: Cross multiply
    15,648,308.76x = 23,455,896.59 × 5,263,641.80
  4. Step 4: Simplify right side
    15,648,308.76x = 123,463,437,643,481.09
  5. Step 5: Solve for x
    x = 123,463,437,643,481.09/15,648,308.76
  6. Step 6: Final answer
    x = 7,889,890.18

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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.