Home / 31,954,500.30-47,931,750.45-8,925,390.30

Finding the Fourth Proportional to 31,954,500.30, 47,931,750.45 and 8,925,390.30

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Solution

The fourth proportional to 31,954,500.30, 47,931,750.45 and 8,925,390.30 is: 13,388,085.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,954,500.30 : 47,931,750.45 = 8,925,390.30 : x
  2. Step 2: Convert to fraction form
    31,954,500.30/47,931,750.45 = 8,925,390.30/x
  3. Step 3: Cross multiply
    31,954,500.30x = 47,931,750.45 × 8,925,390.30
  4. Step 4: Simplify right side
    31,954,500.30x = 427,809,580,528,450.69
  5. Step 5: Solve for x
    x = 427,809,580,528,450.69/31,954,500.30
  6. Step 6: Final answer
    x = 13,388,085.45

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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.