Home / 31,515,483.92-47,259,496.39-16,740,345.74

Finding the Fourth Proportional to 31,515,483.92, 47,259,496.39 and 16,740,345.74

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Solution

The fourth proportional to 31,515,483.92, 47,259,496.39 and 16,740,345.74 is: 25,103,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,515,483.92 : 47,259,496.39 = 16,740,345.74 : x
  2. Step 2: Convert to fraction form
    31,515,483.92/47,259,496.39 = 16,740,345.74/x
  3. Step 3: Cross multiply
    31,515,483.92x = 47,259,496.39 × 16,740,345.74
  4. Step 4: Simplify right side
    31,515,483.92x = 791,140,309,066,881.88
  5. Step 5: Solve for x
    x = 791,140,309,066,881.88/31,515,483.92
  6. Step 6: Final answer
    x = 25,103,225.80

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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.