Home / 69,899,607.22-104,849,355.51-18,781,626.10

Finding the Fourth Proportional to 69,899,607.22, 104,849,355.51 and 18,781,626.10

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Solution

The fourth proportional to 69,899,607.22, 104,849,355.51 and 18,781,626.10 is: 28,172,424.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,899,607.22 : 104,849,355.51 = 18,781,626.10 : x
  2. Step 2: Convert to fraction form
    69,899,607.22/104,849,355.51 = 18,781,626.10/x
  3. Step 3: Cross multiply
    69,899,607.22x = 104,849,355.51 × 18,781,626.10
  4. Step 4: Simplify right side
    69,899,607.22x = 1,969,241,392,014,795
  5. Step 5: Solve for x
    x = 1,969,241,392,014,795/69,899,607.22
  6. Step 6: Final answer
    x = 28,172,424.29

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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.