Home / 20,610,228.83-30,916,337.49-6,776,881.31

Finding the Fourth Proportional to 20,610,228.83, 30,916,337.49 and 6,776,881.31

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Solution

The fourth proportional to 20,610,228.83, 30,916,337.49 and 6,776,881.31 is: 10,165,648.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,610,228.83 : 30,916,337.49 = 6,776,881.31 : x
  2. Step 2: Convert to fraction form
    20,610,228.83/30,916,337.49 = 6,776,881.31/x
  3. Step 3: Cross multiply
    20,610,228.83x = 30,916,337.49 × 6,776,881.31
  4. Step 4: Simplify right side
    20,610,228.83x = 209,516,349,555,051.59
  5. Step 5: Solve for x
    x = 209,516,349,555,051.59/20,610,228.83
  6. Step 6: Final answer
    x = 10,165,648.88

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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.