Home / 7,920,615.48-10,928,575.97-4,482,856.50

Finding the Fourth Proportional to 7,920,615.48, 10,928,575.97 and 4,482,856.50

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Solution

The fourth proportional to 7,920,615.48, 10,928,575.97 and 4,482,856.50 is: 6,185,281.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,615.48 : 10,928,575.97 = 4,482,856.50 : x
  2. Step 2: Convert to fraction form
    7,920,615.48/10,928,575.97 = 4,482,856.50/x
  3. Step 3: Cross multiply
    7,920,615.48x = 10,928,575.97 × 4,482,856.50
  4. Step 4: Simplify right side
    7,920,615.48x = 48,991,237,822,858.30
  5. Step 5: Solve for x
    x = 48,991,237,822,858.30/7,920,615.48
  6. Step 6: Final answer
    x = 6,185,281.68

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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.