Home / 8,435,342.60-12,653,013.90-8,043,432.20

Finding the Fourth Proportional to 8,435,342.60, 12,653,013.90 and 8,043,432.20

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Solution

The fourth proportional to 8,435,342.60, 12,653,013.90 and 8,043,432.20 is: 12,065,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,342.60 : 12,653,013.90 = 8,043,432.20 : x
  2. Step 2: Convert to fraction form
    8,435,342.60/12,653,013.90 = 8,043,432.20/x
  3. Step 3: Cross multiply
    8,435,342.60x = 12,653,013.90 × 8,043,432.20
  4. Step 4: Simplify right side
    8,435,342.60x = 101,773,659,430,307.58
  5. Step 5: Solve for x
    x = 101,773,659,430,307.58/8,435,342.60
  6. Step 6: Final answer
    x = 12,065,148.30

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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.