Home / 9,612,987.40-14,429,445.60-6,440,284.60

Finding the Fourth Proportional to 9,612,987.40, 14,429,445.60 and 6,440,284.60

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Solution

The fourth proportional to 9,612,987.40, 14,429,445.60 and 6,440,284.60 is: 9,667,102.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612,987.40 : 14,429,445.60 = 6,440,284.60 : x
  2. Step 2: Convert to fraction form
    9,612,987.40/14,429,445.60 = 6,440,284.60/x
  3. Step 3: Cross multiply
    9,612,987.40x = 14,429,445.60 × 6,440,284.60
  4. Step 4: Simplify right side
    9,612,987.40x = 92,929,736,284,217.75
  5. Step 5: Solve for x
    x = 92,929,736,284,217.75/9,612,987.40
  6. Step 6: Final answer
    x = 9,667,102.68

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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.