Home / 20,497,308.08-30,735,505.02-6,845,536.76

Finding the Fourth Proportional to 20,497,308.08, 30,735,505.02 and 6,845,536.76

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Solution

The fourth proportional to 20,497,308.08, 30,735,505.02 and 6,845,536.76 is: 10,264,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,497,308.08 : 30,735,505.02 = 6,845,536.76 : x
  2. Step 2: Convert to fraction form
    20,497,308.08/30,735,505.02 = 6,845,536.76/x
  3. Step 3: Cross multiply
    20,497,308.08x = 30,735,505.02 × 6,845,536.76
  4. Step 4: Simplify right side
    20,497,308.08x = 210,401,029,451,574.53
  5. Step 5: Solve for x
    x = 210,401,029,451,574.53/20,497,308.08
  6. Step 6: Final answer
    x = 10,264,812.76

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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.