Home / 19,485,307.52-26,889,775.44-10,784,080.16

Finding the Fourth Proportional to 19,485,307.52, 26,889,775.44 and 10,784,080.16

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Solution

The fourth proportional to 19,485,307.52, 26,889,775.44 and 10,784,080.16 is: 14,882,058.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,485,307.52 : 26,889,775.44 = 10,784,080.16 : x
  2. Step 2: Convert to fraction form
    19,485,307.52/26,889,775.44 = 10,784,080.16/x
  3. Step 3: Cross multiply
    19,485,307.52x = 26,889,775.44 × 10,784,080.16
  4. Step 4: Simplify right side
    19,485,307.52x = 289,981,493,829,359.31
  5. Step 5: Solve for x
    x = 289,981,493,829,359.31/19,485,307.52
  6. Step 6: Final answer
    x = 14,882,058.88

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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.