Home / 14,701,240.24-20,287,728.12-8,174,729.50

Finding the Fourth Proportional to 14,701,240.24, 20,287,728.12 and 8,174,729.50

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Solution

The fourth proportional to 14,701,240.24, 20,287,728.12 and 8,174,729.50 is: 11,281,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,701,240.24 : 20,287,728.12 = 8,174,729.50 : x
  2. Step 2: Convert to fraction form
    14,701,240.24/20,287,728.12 = 8,174,729.50/x
  3. Step 3: Cross multiply
    14,701,240.24x = 20,287,728.12 × 8,174,729.50
  4. Step 4: Simplify right side
    14,701,240.24x = 165,846,689,550,543.56
  5. Step 5: Solve for x
    x = 165,846,689,550,543.56/14,701,240.24
  6. Step 6: Final answer
    x = 11,281,135.93

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1.5x scale

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.