Home / 19,368,726.40-29,049,979.20-5,902,422.40

Finding the Fourth Proportional to 19,368,726.40, 29,049,979.20 and 5,902,422.40

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Solution

The fourth proportional to 19,368,726.40, 29,049,979.20 and 5,902,422.40 is: 8,852,685.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368,726.40 : 29,049,979.20 = 5,902,422.40 : x
  2. Step 2: Convert to fraction form
    19,368,726.40/29,049,979.20 = 5,902,422.40/x
  3. Step 3: Cross multiply
    19,368,726.40x = 29,049,979.20 × 5,902,422.40
  4. Step 4: Simplify right side
    19,368,726.40x = 171,465,247,949,614.09
  5. Step 5: Solve for x
    x = 171,465,247,949,614.09/19,368,726.40
  6. Step 6: Final answer
    x = 8,852,685.74

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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.