Home / 15,648,309.67-23,455,897.86-5,263,642.75

Finding the Fourth Proportional to 15,648,309.67, 23,455,897.86 and 5,263,642.75

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Solution

The fourth proportional to 15,648,309.67, 23,455,897.86 and 5,263,642.75 is: 7,889,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,648,309.67 : 23,455,897.86 = 5,263,642.75 : x
  2. Step 2: Convert to fraction form
    15,648,309.67/23,455,897.86 = 5,263,642.75/x
  3. Step 3: Cross multiply
    15,648,309.67x = 23,455,897.86 × 5,263,642.75
  4. Step 4: Simplify right side
    15,648,309.67x = 123,463,466,715,529.52
  5. Step 5: Solve for x
    x = 123,463,466,715,529.52/15,648,309.67
  6. Step 6: Final answer
    x = 7,889,891.58

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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.