Home / 42,124,703.40-63,187,055.10-27,763,986.60

Finding the Fourth Proportional to 42,124,703.40, 63,187,055.10 and 27,763,986.60

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Solution

The fourth proportional to 42,124,703.40, 63,187,055.10 and 27,763,986.60 is: 41,645,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124,703.40 : 63,187,055.10 = 27,763,986.60 : x
  2. Step 2: Convert to fraction form
    42,124,703.40/63,187,055.10 = 27,763,986.60/x
  3. Step 3: Cross multiply
    42,124,703.40x = 63,187,055.10 × 27,763,986.60
  4. Step 4: Simplify right side
    42,124,703.40x = 1,754,324,551,089,861.75
  5. Step 5: Solve for x
    x = 1,754,324,551,089,861.75/42,124,703.40
  6. Step 6: Final answer
    x = 41,645,979.90

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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.