Home / 15,841,424.21-21,901,145.35-11,704,931.20

Finding the Fourth Proportional to 15,841,424.21, 21,901,145.35 and 11,704,931.20

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Solution

The fourth proportional to 15,841,424.21, 21,901,145.35 and 11,704,931.20 is: 16,182,345.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,424.21 : 21,901,145.35 = 11,704,931.20 : x
  2. Step 2: Convert to fraction form
    15,841,424.21/21,901,145.35 = 11,704,931.20/x
  3. Step 3: Cross multiply
    15,841,424.21x = 21,901,145.35 × 11,704,931.20
  4. Step 4: Simplify right side
    15,841,424.21x = 256,351,399,497,459.38
  5. Step 5: Solve for x
    x = 256,351,399,497,459.38/15,841,424.21
  6. Step 6: Final answer
    x = 16,182,345.48

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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.