Home / 14,540,352.47-20,065,808.54-8,013,998.63

Finding the Fourth Proportional to 14,540,352.47, 20,065,808.54 and 8,013,998.63

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Solution

The fourth proportional to 14,540,352.47, 20,065,808.54 and 8,013,998.63 is: 11,059,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540,352.47 : 20,065,808.54 = 8,013,998.63 : x
  2. Step 2: Convert to fraction form
    14,540,352.47/20,065,808.54 = 8,013,998.63/x
  3. Step 3: Cross multiply
    14,540,352.47x = 20,065,808.54 × 8,013,998.63
  4. Step 4: Simplify right side
    14,540,352.47x = 160,807,362,149,402.28
  5. Step 5: Solve for x
    x = 160,807,362,149,402.28/14,540,352.47
  6. Step 6: Final answer
    x = 11,059,385.42

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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.