Home / 19,645,758.02-26,914,818.31-18,909,410.92

Finding the Fourth Proportional to 19,645,758.02, 26,914,818.31 and 18,909,410.92

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Solution

The fourth proportional to 19,645,758.02, 26,914,818.31 and 18,909,410.92 is: 25,906,017.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,645,758.02 : 26,914,818.31 = 18,909,410.92 : x
  2. Step 2: Convert to fraction form
    19,645,758.02/26,914,818.31 = 18,909,410.92/x
  3. Step 3: Cross multiply
    19,645,758.02x = 26,914,818.31 × 18,909,410.92
  4. Step 4: Simplify right side
    19,645,758.02x = 508,943,359,146,369.38
  5. Step 5: Solve for x
    x = 508,943,359,146,369.38/19,645,758.02
  6. Step 6: Final answer
    x = 25,906,017.91

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.