Home / 47,102,858.10-70,582,172.85-31,693,070.07

Finding the Fourth Proportional to 47,102,858.10, 70,582,172.85 and 31,693,070.07

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Solution

The fourth proportional to 47,102,858.10, 70,582,172.85 and 31,693,070.07 is: 47,491,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,102,858.10 : 70,582,172.85 = 31,693,070.07 : x
  2. Step 2: Convert to fraction form
    47,102,858.10/70,582,172.85 = 31,693,070.07/x
  3. Step 3: Cross multiply
    47,102,858.10x = 70,582,172.85 × 31,693,070.07
  4. Step 4: Simplify right side
    47,102,858.10x = 2,236,965,749,827,901.50
  5. Step 5: Solve for x
    x = 2,236,965,749,827,901.50/47,102,858.10
  6. Step 6: Final answer
    x = 47,491,083.13

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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.