Home / 13,309,355.73-18,367,761.44-7,506,020.01

Finding the Fourth Proportional to 13,309,355.73, 18,367,761.44 and 7,506,020.01

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Solution

The fourth proportional to 13,309,355.73, 18,367,761.44 and 7,506,020.01 is: 10,358,787.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309,355.73 : 18,367,761.44 = 7,506,020.01 : x
  2. Step 2: Convert to fraction form
    13,309,355.73/18,367,761.44 = 7,506,020.01/x
  3. Step 3: Cross multiply
    13,309,355.73x = 18,367,761.44 × 7,506,020.01
  4. Step 4: Simplify right side
    13,309,355.73x = 137,868,784,952,969.20
  5. Step 5: Solve for x
    x = 137,868,784,952,969.20/13,309,355.73
  6. Step 6: Final answer
    x = 10,358,787.29

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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.