Home / 45,055,259.12-67,472,661.36-40,688,259.20

Finding the Fourth Proportional to 45,055,259.12, 67,472,661.36 and 40,688,259.20

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Solution

The fourth proportional to 45,055,259.12, 67,472,661.36 and 40,688,259.20 is: 60,932,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,055,259.12 : 67,472,661.36 = 40,688,259.20 : x
  2. Step 2: Convert to fraction form
    45,055,259.12/67,472,661.36 = 40,688,259.20/x
  3. Step 3: Cross multiply
    45,055,259.12x = 67,472,661.36 × 40,688,259.20
  4. Step 4: Simplify right side
    45,055,259.12x = 2,745,345,134,329,504.50
  5. Step 5: Solve for x
    x = 2,745,345,134,329,504.50/45,055,259.12
  6. Step 6: Final answer
    x = 60,932,845.31

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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.