Home / 31,598,483.76-47,384,267.22-12,415,784.58

Finding the Fourth Proportional to 31,598,483.76, 47,384,267.22 and 12,415,784.58

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Solution

The fourth proportional to 31,598,483.76, 47,384,267.22 and 12,415,784.58 is: 18,618,388.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,598,483.76 : 47,384,267.22 = 12,415,784.58 : x
  2. Step 2: Convert to fraction form
    31,598,483.76/47,384,267.22 = 12,415,784.58/x
  3. Step 3: Cross multiply
    31,598,483.76x = 47,384,267.22 × 12,415,784.58
  4. Step 4: Simplify right side
    31,598,483.76x = 588,312,854,284,675.50
  5. Step 5: Solve for x
    x = 588,312,854,284,675.50/31,598,483.76
  6. Step 6: Final answer
    x = 18,618,388.74

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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.