Home / 10,513,909.19-14,509,383.64-6,166,131.32

Finding the Fourth Proportional to 10,513,909.19, 14,509,383.64 and 6,166,131.32

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Solution

The fourth proportional to 10,513,909.19, 14,509,383.64 and 6,166,131.32 is: 8,509,372.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513,909.19 : 14,509,383.64 = 6,166,131.32 : x
  2. Step 2: Convert to fraction form
    10,513,909.19/14,509,383.64 = 6,166,131.32/x
  3. Step 3: Cross multiply
    10,513,909.19x = 14,509,383.64 × 6,166,131.32
  4. Step 4: Simplify right side
    10,513,909.19x = 89,466,764,896,499.61
  5. Step 5: Solve for x
    x = 89,466,764,896,499.61/10,513,909.19
  6. Step 6: Final answer
    x = 8,509,372.04

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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.