Home / 56,133,090.30-84,199,635.45-31,946,619.90

Finding the Fourth Proportional to 56,133,090.30, 84,199,635.45 and 31,946,619.90

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Solution

The fourth proportional to 56,133,090.30, 84,199,635.45 and 31,946,619.90 is: 47,919,929.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,133,090.30 : 84,199,635.45 = 31,946,619.90 : x
  2. Step 2: Convert to fraction form
    56,133,090.30/84,199,635.45 = 31,946,619.90/x
  3. Step 3: Cross multiply
    56,133,090.30x = 84,199,635.45 × 31,946,619.90
  4. Step 4: Simplify right side
    56,133,090.30x = 2,689,893,749,439,715.50
  5. Step 5: Solve for x
    x = 2,689,893,749,439,715.50/56,133,090.30
  6. Step 6: Final answer
    x = 47,919,929.85

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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.