Home / 8,432,447.12-11,636,780.88-4,564,968.32

Finding the Fourth Proportional to 8,432,447.12, 11,636,780.88 and 4,564,968.32

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Solution

The fourth proportional to 8,432,447.12, 11,636,780.88 and 4,564,968.32 is: 6,299,658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432,447.12 : 11,636,780.88 = 4,564,968.32 : x
  2. Step 2: Convert to fraction form
    8,432,447.12/11,636,780.88 = 4,564,968.32/x
  3. Step 3: Cross multiply
    8,432,447.12x = 11,636,780.88 × 4,564,968.32
  4. Step 4: Simplify right side
    8,432,447.12x = 53,121,536,063,981.73
  5. Step 5: Solve for x
    x = 53,121,536,063,981.73/8,432,447.12
  6. Step 6: Final answer
    x = 6,299,658.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.