Home / 19,519,444.20-29,258,171.10-7,384,218.60

Finding the Fourth Proportional to 19,519,444.20, 29,258,171.10 and 7,384,218.60

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Solution

The fourth proportional to 19,519,444.20, 29,258,171.10 and 7,384,218.60 is: 11,068,385.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519,444.20 : 29,258,171.10 = 7,384,218.60 : x
  2. Step 2: Convert to fraction form
    19,519,444.20/29,258,171.10 = 7,384,218.60/x
  3. Step 3: Cross multiply
    19,519,444.20x = 29,258,171.10 × 7,384,218.60
  4. Step 4: Simplify right side
    19,519,444.20x = 216,048,731,238,602.47
  5. Step 5: Solve for x
    x = 216,048,731,238,602.47/19,519,444.20
  6. Step 6: Final answer
    x = 11,068,385.40

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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.