Home / 13,891,378.17-19,169,853.32-7,696,300.63

Finding the Fourth Proportional to 13,891,378.17, 19,169,853.32 and 7,696,300.63

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Solution

The fourth proportional to 13,891,378.17, 19,169,853.32 and 7,696,300.63 is: 10,620,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,378.17 : 19,169,853.32 = 7,696,300.63 : x
  2. Step 2: Convert to fraction form
    13,891,378.17/19,169,853.32 = 7,696,300.63/x
  3. Step 3: Cross multiply
    13,891,378.17x = 19,169,853.32 × 7,696,300.63
  4. Step 4: Simplify right side
    13,891,378.17x = 147,536,954,097,317.47
  5. Step 5: Solve for x
    x = 147,536,954,097,317.47/13,891,378.17
  6. Step 6: Final answer
    x = 10,620,757.16

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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.