Home / 47,290,530.21-70,878,285.12-33,461,473.20

Finding the Fourth Proportional to 47,290,530.21, 70,878,285.12 and 33,461,473.20

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Solution

The fourth proportional to 47,290,530.21, 70,878,285.12 and 33,461,473.20 is: 50,151,517.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,290,530.21 : 70,878,285.12 = 33,461,473.20 : x
  2. Step 2: Convert to fraction form
    47,290,530.21/70,878,285.12 = 33,461,473.20/x
  3. Step 3: Cross multiply
    47,290,530.21x = 70,878,285.12 × 33,461,473.20
  4. Step 4: Simplify right side
    47,290,530.21x = 2,371,691,838,004,839
  5. Step 5: Solve for x
    x = 2,371,691,838,004,839/47,290,530.21
  6. Step 6: Final answer
    x = 50,151,517.17

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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.