Home / 57,625,072.38-79,518,288.87-31,518,241.02

Finding the Fourth Proportional to 57,625,072.38, 79,518,288.87 and 31,518,241.02

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Solution

The fourth proportional to 57,625,072.38, 79,518,288.87 and 31,518,241.02 is: 43,492,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,625,072.38 : 79,518,288.87 = 31,518,241.02 : x
  2. Step 2: Convert to fraction form
    57,625,072.38/79,518,288.87 = 31,518,241.02/x
  3. Step 3: Cross multiply
    57,625,072.38x = 79,518,288.87 × 31,518,241.02
  4. Step 4: Simplify right side
    57,625,072.38x = 2,506,276,594,102,643.50
  5. Step 5: Solve for x
    x = 2,506,276,594,102,643.50/57,625,072.38
  6. Step 6: Final answer
    x = 43,492,814.68

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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.