Home / 20,548,214.61-30,818,468.47-10,310,325.52

Finding the Fourth Proportional to 20,548,214.61, 30,818,468.47 and 10,310,325.52

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Solution

The fourth proportional to 20,548,214.61, 30,818,468.47 and 10,310,325.52 is: 15,463,554.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,548,214.61 : 30,818,468.47 = 10,310,325.52 : x
  2. Step 2: Convert to fraction form
    20,548,214.61/30,818,468.47 = 10,310,325.52/x
  3. Step 3: Cross multiply
    20,548,214.61x = 30,818,468.47 × 10,310,325.52
  4. Step 4: Simplify right side
    20,548,214.61x = 317,748,441,927,850.88
  5. Step 5: Solve for x
    x = 317,748,441,927,850.88/20,548,214.61
  6. Step 6: Final answer
    x = 15,463,554.76

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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.