Home / 14,661,938.40-22,003,405.20-6,148,384.80

Finding the Fourth Proportional to 14,661,938.40, 22,003,405.20 and 6,148,384.80

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Solution

The fourth proportional to 14,661,938.40, 22,003,405.20 and 6,148,384.80 is: 9,226,979.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,661,938.40 : 22,003,405.20 = 6,148,384.80 : x
  2. Step 2: Convert to fraction form
    14,661,938.40/22,003,405.20 = 6,148,384.80/x
  3. Step 3: Cross multiply
    14,661,938.40x = 22,003,405.20 × 6,148,384.80
  4. Step 4: Simplify right side
    14,661,938.40x = 135,285,402,079,920.95
  5. Step 5: Solve for x
    x = 135,285,402,079,920.95/14,661,938.40
  6. Step 6: Final answer
    x = 9,226,979.30

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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.