Home / 57,301,370.34-79,076,369.52-31,196,069.88

Finding the Fourth Proportional to 57,301,370.34, 79,076,369.52 and 31,196,069.88

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Solution

The fourth proportional to 57,301,370.34, 79,076,369.52 and 31,196,069.88 is: 43,050,836.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,301,370.34 : 79,076,369.52 = 31,196,069.88 : x
  2. Step 2: Convert to fraction form
    57,301,370.34/79,076,369.52 = 31,196,069.88/x
  3. Step 3: Cross multiply
    57,301,370.34x = 79,076,369.52 × 31,196,069.88
  4. Step 4: Simplify right side
    57,301,370.34x = 2,466,871,949,402,622
  5. Step 5: Solve for x
    x = 2,466,871,949,402,622/57,301,370.34
  6. Step 6: Final answer
    x = 43,050,836.91

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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.