Home / 12,127,113.64-16,735,314.18-6,694,489

Finding the Fourth Proportional to 12,127,113.64, 16,735,314.18 and 6,694,489

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Solution

The fourth proportional to 12,127,113.64, 16,735,314.18 and 6,694,489 is: 9,238,338.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,113.64 : 16,735,314.18 = 6,694,489 : x
  2. Step 2: Convert to fraction form
    12,127,113.64/16,735,314.18 = 6,694,489/x
  3. Step 3: Cross multiply
    12,127,113.64x = 16,735,314.18 × 6,694,489
  4. Step 4: Simplify right side
    12,127,113.64x = 112,034,376,689,554.02
  5. Step 5: Solve for x
    x = 112,034,376,689,554.02/12,127,113.64
  6. Step 6: Final answer
    x = 9,238,338.16

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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.