Home / 13,891,380.16-19,169,856.08-7,696,302.62

Finding the Fourth Proportional to 13,891,380.16, 19,169,856.08 and 7,696,302.62

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Solution

The fourth proportional to 13,891,380.16, 19,169,856.08 and 7,696,302.62 is: 10,620,759.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,380.16 : 19,169,856.08 = 7,696,302.62 : x
  2. Step 2: Convert to fraction form
    13,891,380.16/19,169,856.08 = 7,696,302.62/x
  3. Step 3: Cross multiply
    13,891,380.16x = 19,169,856.08 × 7,696,302.62
  4. Step 4: Simplify right side
    13,891,380.16x = 147,537,013,573,526.91
  5. Step 5: Solve for x
    x = 147,537,013,573,526.91/13,891,380.16
  6. Step 6: Final answer
    x = 10,620,759.92

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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.