Home / 25,000,386.16-34,505,929.12-15,213,983.44

Finding the Fourth Proportional to 25,000,386.16, 34,505,929.12 and 15,213,983.44

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Solution

The fourth proportional to 25,000,386.16, 34,505,929.12 and 15,213,983.44 is: 20,998,581.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,000,386.16 : 34,505,929.12 = 15,213,983.44 : x
  2. Step 2: Convert to fraction form
    25,000,386.16/34,505,929.12 = 15,213,983.44/x
  3. Step 3: Cross multiply
    25,000,386.16x = 34,505,929.12 × 15,213,983.44
  4. Step 4: Simplify right side
    25,000,386.16x = 524,972,634,213,493.69
  5. Step 5: Solve for x
    x = 524,972,634,213,493.69/25,000,386.16
  6. Step 6: Final answer
    x = 20,998,581.02

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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.