Home / 47,595,720.44-65,657,921.10-31,085,509.88

Finding the Fourth Proportional to 47,595,720.44, 65,657,921.10 and 31,085,509.88

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Solution

The fourth proportional to 47,595,720.44, 65,657,921.10 and 31,085,509.88 is: 42,882,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,595,720.44 : 65,657,921.10 = 31,085,509.88 : x
  2. Step 2: Convert to fraction form
    47,595,720.44/65,657,921.10 = 31,085,509.88/x
  3. Step 3: Cross multiply
    47,595,720.44x = 65,657,921.10 × 31,085,509.88
  4. Step 4: Simplify right side
    47,595,720.44x = 2,041,009,955,054,310.50
  5. Step 5: Solve for x
    x = 2,041,009,955,054,310.50/47,595,720.44
  6. Step 6: Final answer
    x = 42,882,215.80

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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.