Home / 31,212,129.60-46,818,194.40-16,827,793.20

Finding the Fourth Proportional to 31,212,129.60, 46,818,194.40 and 16,827,793.20

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Solution

The fourth proportional to 31,212,129.60, 46,818,194.40 and 16,827,793.20 is: 25,241,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212,129.60 : 46,818,194.40 = 16,827,793.20 : x
  2. Step 2: Convert to fraction form
    31,212,129.60/46,818,194.40 = 16,827,793.20/x
  3. Step 3: Cross multiply
    31,212,129.60x = 46,818,194.40 × 16,827,793.20
  4. Step 4: Simplify right side
    31,212,129.60x = 787,846,893,360,598
  5. Step 5: Solve for x
    x = 787,846,893,360,598/31,212,129.60
  6. Step 6: Final answer
    x = 25,241,689.80

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1.5x scale

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.