Home / 14,124,736.80-21,187,105.20-11,290,384.80

Finding the Fourth Proportional to 14,124,736.80, 21,187,105.20 and 11,290,384.80

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Solution

The fourth proportional to 14,124,736.80, 21,187,105.20 and 11,290,384.80 is: 16,935,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124,736.80 : 21,187,105.20 = 11,290,384.80 : x
  2. Step 2: Convert to fraction form
    14,124,736.80/21,187,105.20 = 11,290,384.80/x
  3. Step 3: Cross multiply
    14,124,736.80x = 21,187,105.20 × 11,290,384.80
  4. Step 4: Simplify right side
    14,124,736.80x = 239,210,570,506,080.97
  5. Step 5: Solve for x
    x = 239,210,570,506,080.97/14,124,736.80
  6. Step 6: Final answer
    x = 16,935,577.20

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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.