Home / 14,684,928.30-20,265,538.68-8,069,928.03

Finding the Fourth Proportional to 14,684,928.30, 20,265,538.68 and 8,069,928.03

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Solution

The fourth proportional to 14,684,928.30, 20,265,538.68 and 8,069,928.03 is: 11,136,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684,928.30 : 20,265,538.68 = 8,069,928.03 : x
  2. Step 2: Convert to fraction form
    14,684,928.30/20,265,538.68 = 8,069,928.03/x
  3. Step 3: Cross multiply
    14,684,928.30x = 20,265,538.68 × 8,069,928.03
  4. Step 4: Simplify right side
    14,684,928.30x = 163,541,438,636,781.22
  5. Step 5: Solve for x
    x = 163,541,438,636,781.22/14,684,928.30
  6. Step 6: Final answer
    x = 11,136,686.22

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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.