Home / 10,856,429.20-14,980,811.88-6,272,652.16

Finding the Fourth Proportional to 10,856,429.20, 14,980,811.88 and 6,272,652.16

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Solution

The fourth proportional to 10,856,429.20, 14,980,811.88 and 6,272,652.16 is: 8,655,647.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,429.20 : 14,980,811.88 = 6,272,652.16 : x
  2. Step 2: Convert to fraction form
    10,856,429.20/14,980,811.88 = 6,272,652.16/x
  3. Step 3: Cross multiply
    10,856,429.20x = 14,980,811.88 × 6,272,652.16
  4. Step 4: Simplify right side
    10,856,429.20x = 93,969,421,997,635.67
  5. Step 5: Solve for x
    x = 93,969,421,997,635.67/10,856,429.20
  6. Step 6: Final answer
    x = 8,655,647.29

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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.