Home / 14,012,542.80-21,018,814.20-12,595,366.80

Finding the Fourth Proportional to 14,012,542.80, 21,018,814.20 and 12,595,366.80

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Solution

The fourth proportional to 14,012,542.80, 21,018,814.20 and 12,595,366.80 is: 18,893,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,542.80 : 21,018,814.20 = 12,595,366.80 : x
  2. Step 2: Convert to fraction form
    14,012,542.80/21,018,814.20 = 12,595,366.80/x
  3. Step 3: Cross multiply
    14,012,542.80x = 21,018,814.20 × 12,595,366.80
  4. Step 4: Simplify right side
    14,012,542.80x = 264,739,674,550,048.56
  5. Step 5: Solve for x
    x = 264,739,674,550,048.56/14,012,542.80
  6. Step 6: Final answer
    x = 18,893,050.20

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1.5x scale

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.