Home / 40,485,059.30-55,811,273.18-28,862,444.63

Finding the Fourth Proportional to 40,485,059.30, 55,811,273.18 and 28,862,444.63

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Solution

The fourth proportional to 40,485,059.30, 55,811,273.18 and 28,862,444.63 is: 39,788,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485,059.30 : 55,811,273.18 = 28,862,444.63 : x
  2. Step 2: Convert to fraction form
    40,485,059.30/55,811,273.18 = 28,862,444.63/x
  3. Step 3: Cross multiply
    40,485,059.30x = 55,811,273.18 × 28,862,444.63
  4. Step 4: Simplify right side
    40,485,059.30x = 1,610,849,781,464,185.25
  5. Step 5: Solve for x
    x = 1,610,849,781,464,185.25/40,485,059.30
  6. Step 6: Final answer
    x = 39,788,747.00

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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.