Home / 14,657,072.80-21,985,609.20-6,561,454.90

Finding the Fourth Proportional to 14,657,072.80, 21,985,609.20 and 6,561,454.90

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Solution

The fourth proportional to 14,657,072.80, 21,985,609.20 and 6,561,454.90 is: 9,842,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657,072.80 : 21,985,609.20 = 6,561,454.90 : x
  2. Step 2: Convert to fraction form
    14,657,072.80/21,985,609.20 = 6,561,454.90/x
  3. Step 3: Cross multiply
    14,657,072.80x = 21,985,609.20 × 6,561,454.90
  4. Step 4: Simplify right side
    14,657,072.80x = 144,257,583,214,825.09
  5. Step 5: Solve for x
    x = 144,257,583,214,825.09/14,657,072.80
  6. Step 6: Final answer
    x = 9,842,182.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.