Home / 14,651,561-20,219,154.36-8,213,033

Finding the Fourth Proportional to 14,651,561, 20,219,154.36 and 8,213,033

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Solution

The fourth proportional to 14,651,561, 20,219,154.36 and 8,213,033 is: 11,333,985.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,651,561 : 20,219,154.36 = 8,213,033 : x
  2. Step 2: Convert to fraction form
    14,651,561/20,219,154.36 = 8,213,033/x
  3. Step 3: Cross multiply
    14,651,561x = 20,219,154.36 × 8,213,033
  4. Step 4: Simplify right side
    14,651,561x = 166,060,581,990,773.88
  5. Step 5: Solve for x
    x = 166,060,581,990,773.88/14,651,561
  6. Step 6: Final answer
    x = 11,333,985.64

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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.