Home / 14,806,568.52-20,432,216.80-8,190,762.32

Finding the Fourth Proportional to 14,806,568.52, 20,432,216.80 and 8,190,762.32

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Solution

The fourth proportional to 14,806,568.52, 20,432,216.80 and 8,190,762.32 is: 11,302,783.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,806,568.52 : 20,432,216.80 = 8,190,762.32 : x
  2. Step 2: Convert to fraction form
    14,806,568.52/20,432,216.80 = 8,190,762.32/x
  3. Step 3: Cross multiply
    14,806,568.52x = 20,432,216.80 × 8,190,762.32
  4. Step 4: Simplify right side
    14,806,568.52x = 167,355,431,479,511
  5. Step 5: Solve for x
    x = 167,355,431,479,511/14,806,568.52
  6. Step 6: Final answer
    x = 11,302,783.04

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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.