Home / 21,806,005.41-32,708,890.33-12,577,996.85

Finding the Fourth Proportional to 21,806,005.41, 32,708,890.33 and 12,577,996.85

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Solution

The fourth proportional to 21,806,005.41, 32,708,890.33 and 12,577,996.85 is: 18,866,927.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,005.41 : 32,708,890.33 = 12,577,996.85 : x
  2. Step 2: Convert to fraction form
    21,806,005.41/32,708,890.33 = 12,577,996.85/x
  3. Step 3: Cross multiply
    21,806,005.41x = 32,708,890.33 × 12,577,996.85
  4. Step 4: Simplify right side
    21,806,005.41x = 411,412,319,342,746.06
  5. Step 5: Solve for x
    x = 411,412,319,342,746.06/21,806,005.41
  6. Step 6: Final answer
    x = 18,866,927.33

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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.