Home / 46,005,689.12-68,982,639.24-15,283,821.20

Finding the Fourth Proportional to 46,005,689.12, 68,982,639.24 and 15,283,821.20

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Solution

The fourth proportional to 46,005,689.12, 68,982,639.24 and 15,283,821.20 is: 22,917,129.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,005,689.12 : 68,982,639.24 = 15,283,821.20 : x
  2. Step 2: Convert to fraction form
    46,005,689.12/68,982,639.24 = 15,283,821.20/x
  3. Step 3: Cross multiply
    46,005,689.12x = 68,982,639.24 × 15,283,821.20
  4. Step 4: Simplify right side
    46,005,689.12x = 1,054,318,324,048,263.75
  5. Step 5: Solve for x
    x = 1,054,318,324,048,263.75/46,005,689.12
  6. Step 6: Final answer
    x = 22,917,129.26

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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.