Home / 9,939,672.60-14,909,508.90-5,148,830.40

Finding the Fourth Proportional to 9,939,672.60, 14,909,508.90 and 5,148,830.40

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Solution

The fourth proportional to 9,939,672.60, 14,909,508.90 and 5,148,830.40 is: 7,723,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939,672.60 : 14,909,508.90 = 5,148,830.40 : x
  2. Step 2: Convert to fraction form
    9,939,672.60/14,909,508.90 = 5,148,830.40/x
  3. Step 3: Cross multiply
    9,939,672.60x = 14,909,508.90 × 5,148,830.40
  4. Step 4: Simplify right side
    9,939,672.60x = 76,766,532,673,390.56
  5. Step 5: Solve for x
    x = 76,766,532,673,390.56/9,939,672.60
  6. Step 6: Final answer
    x = 7,723,245.60

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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.