Home / 38,701,198.34-53,406,962.94-21,059,499.20

Finding the Fourth Proportional to 38,701,198.34, 53,406,962.94 and 21,059,499.20

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Solution

The fourth proportional to 38,701,198.34, 53,406,962.94 and 21,059,499.20 is: 29,061,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701,198.34 : 53,406,962.94 = 21,059,499.20 : x
  2. Step 2: Convert to fraction form
    38,701,198.34/53,406,962.94 = 21,059,499.20/x
  3. Step 3: Cross multiply
    38,701,198.34x = 53,406,962.94 × 21,059,499.20
  4. Step 4: Simplify right side
    38,701,198.34x = 1,124,723,893,309,359.50
  5. Step 5: Solve for x
    x = 1,124,723,893,309,359.50/38,701,198.34
  6. Step 6: Final answer
    x = 29,061,733.01

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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.