Home / 20,736,008.80-31,104,013.20-6,552,584.80

Finding the Fourth Proportional to 20,736,008.80, 31,104,013.20 and 6,552,584.80

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Solution

The fourth proportional to 20,736,008.80, 31,104,013.20 and 6,552,584.80 is: 9,828,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,008.80 : 31,104,013.20 = 6,552,584.80 : x
  2. Step 2: Convert to fraction form
    20,736,008.80/31,104,013.20 = 6,552,584.80/x
  3. Step 3: Cross multiply
    20,736,008.80x = 31,104,013.20 × 6,552,584.80
  4. Step 4: Simplify right side
    20,736,008.80x = 203,811,684,113,319.34
  5. Step 5: Solve for x
    x = 203,811,684,113,319.34/20,736,008.80
  6. Step 6: Final answer
    x = 9,828,877.20

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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.