Home / 12,575,276.73-17,355,719.75-7,069,105.04

Finding the Fourth Proportional to 12,575,276.73, 17,355,719.75 and 7,069,105.04

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Solution

The fourth proportional to 12,575,276.73, 17,355,719.75 and 7,069,105.04 is: 9,756,398.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575,276.73 : 17,355,719.75 = 7,069,105.04 : x
  2. Step 2: Convert to fraction form
    12,575,276.73/17,355,719.75 = 7,069,105.04/x
  3. Step 3: Cross multiply
    12,575,276.73x = 17,355,719.75 × 7,069,105.04
  4. Step 4: Simplify right side
    12,575,276.73x = 122,689,405,835,428.42
  5. Step 5: Solve for x
    x = 122,689,405,835,428.42/12,575,276.73
  6. Step 6: Final answer
    x = 9,756,398.09

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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.