Home / 31,432,613.70-47,148,920.55-27,653,477.70

Finding the Fourth Proportional to 31,432,613.70, 47,148,920.55 and 27,653,477.70

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Solution

The fourth proportional to 31,432,613.70, 47,148,920.55 and 27,653,477.70 is: 41,480,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,432,613.70 : 47,148,920.55 = 27,653,477.70 : x
  2. Step 2: Convert to fraction form
    31,432,613.70/47,148,920.55 = 27,653,477.70/x
  3. Step 3: Cross multiply
    31,432,613.70x = 47,148,920.55 × 27,653,477.70
  4. Step 4: Simplify right side
    31,432,613.70x = 1,303,831,623,008,496.50
  5. Step 5: Solve for x
    x = 1,303,831,623,008,496.50/31,432,613.70
  6. Step 6: Final answer
    x = 41,480,216.55

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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.