Home / 14,529,352.50-20,050,506.45-8,421,323.94

Finding the Fourth Proportional to 14,529,352.50, 20,050,506.45 and 8,421,323.94

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Solution

The fourth proportional to 14,529,352.50, 20,050,506.45 and 8,421,323.94 is: 11,621,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529,352.50 : 20,050,506.45 = 8,421,323.94 : x
  2. Step 2: Convert to fraction form
    14,529,352.50/20,050,506.45 = 8,421,323.94/x
  3. Step 3: Cross multiply
    14,529,352.50x = 20,050,506.45 × 8,421,323.94
  4. Step 4: Simplify right side
    14,529,352.50x = 168,851,809,976,509.41
  5. Step 5: Solve for x
    x = 168,851,809,976,509.41/14,529,352.50
  6. Step 6: Final answer
    x = 11,621,427.04

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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.