Home / 19,666,096.20-27,139,326.48-10,964,810.52

Finding the Fourth Proportional to 19,666,096.20, 27,139,326.48 and 10,964,810.52

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Solution

The fourth proportional to 19,666,096.20, 27,139,326.48 and 10,964,810.52 is: 15,131,501.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,666,096.20 : 27,139,326.48 = 10,964,810.52 : x
  2. Step 2: Convert to fraction form
    19,666,096.20/27,139,326.48 = 10,964,810.52/x
  3. Step 3: Cross multiply
    19,666,096.20x = 27,139,326.48 × 10,964,810.52
  4. Step 4: Simplify right side
    19,666,096.20x = 297,577,572,493,618.56
  5. Step 5: Solve for x
    x = 297,577,572,493,618.56/19,666,096.20
  6. Step 6: Final answer
    x = 15,131,501.92

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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.