Home / 47,452,030.40-71,178,045.60-39,515,844.80

Finding the Fourth Proportional to 47,452,030.40, 71,178,045.60 and 39,515,844.80

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Solution

The fourth proportional to 47,452,030.40, 71,178,045.60 and 39,515,844.80 is: 59,273,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,452,030.40 : 71,178,045.60 = 39,515,844.80 : x
  2. Step 2: Convert to fraction form
    47,452,030.40/71,178,045.60 = 39,515,844.80/x
  3. Step 3: Cross multiply
    47,452,030.40x = 71,178,045.60 × 39,515,844.80
  4. Step 4: Simplify right side
    47,452,030.40x = 2,812,660,603,096,922.50
  5. Step 5: Solve for x
    x = 2,812,660,603,096,922.50/47,452,030.40
  6. Step 6: Final answer
    x = 59,273,767.20

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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.