Home / 40,485,098.23-55,811,326.62-28,862,483.56

Finding the Fourth Proportional to 40,485,098.23, 55,811,326.62 and 28,862,483.56

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Solution

The fourth proportional to 40,485,098.23, 55,811,326.62 and 28,862,483.56 is: 39,788,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485,098.23 : 55,811,326.62 = 28,862,483.56 : x
  2. Step 2: Convert to fraction form
    40,485,098.23/55,811,326.62 = 28,862,483.56/x
  3. Step 3: Cross multiply
    40,485,098.23x = 55,811,326.62 × 28,862,483.56
  4. Step 4: Simplify right side
    40,485,098.23x = 1,610,853,497,000,246.50
  5. Step 5: Solve for x
    x = 1,610,853,497,000,246.50/40,485,098.23
  6. Step 6: Final answer
    x = 39,788,800.51

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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.