Home / 21,856,152.20-32,756,234.70-16,782,312.20

Finding the Fourth Proportional to 21,856,152.20, 32,756,234.70 and 16,782,312.20

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Solution

The fourth proportional to 21,856,152.20, 32,756,234.70 and 16,782,312.20 is: 25,151,973.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,856,152.20 : 32,756,234.70 = 16,782,312.20 : x
  2. Step 2: Convert to fraction form
    21,856,152.20/32,756,234.70 = 16,782,312.20/x
  3. Step 3: Cross multiply
    21,856,152.20x = 32,756,234.70 × 16,782,312.20
  4. Step 4: Simplify right side
    21,856,152.20x = 549,725,357,231,873.31
  5. Step 5: Solve for x
    x = 549,725,357,231,873.31/21,856,152.20
  6. Step 6: Final answer
    x = 25,151,973.33

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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.