Home / 25,182,912.60-37,774,368.90-8,145,307.80

Finding the Fourth Proportional to 25,182,912.60, 37,774,368.90 and 8,145,307.80

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Solution

The fourth proportional to 25,182,912.60, 37,774,368.90 and 8,145,307.80 is: 12,217,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,182,912.60 : 37,774,368.90 = 8,145,307.80 : x
  2. Step 2: Convert to fraction form
    25,182,912.60/37,774,368.90 = 8,145,307.80/x
  3. Step 3: Cross multiply
    25,182,912.60x = 37,774,368.90 × 8,145,307.80
  4. Step 4: Simplify right side
    25,182,912.60x = 307,683,861,641,247.38
  5. Step 5: Solve for x
    x = 307,683,861,641,247.38/25,182,912.60
  6. Step 6: Final answer
    x = 12,217,961.70

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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.