Home / 40,457,055.30-60,741,570.15-31,947,000.90

Finding the Fourth Proportional to 40,457,055.30, 60,741,570.15 and 31,947,000.90

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Solution

The fourth proportional to 40,457,055.30, 60,741,570.15 and 31,947,000.90 is: 47,964,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457,055.30 : 60,741,570.15 = 31,947,000.90 : x
  2. Step 2: Convert to fraction form
    40,457,055.30/60,741,570.15 = 31,947,000.90/x
  3. Step 3: Cross multiply
    40,457,055.30x = 60,741,570.15 × 31,947,000.90
  4. Step 4: Simplify right side
    40,457,055.30x = 1,940,510,996,249,463
  5. Step 5: Solve for x
    x = 1,940,510,996,249,463/40,457,055.30
  6. Step 6: Final answer
    x = 47,964,711.76

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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.