Home / 14,223,012.17-19,627,808.48-7,696,640.88

Finding the Fourth Proportional to 14,223,012.17, 19,627,808.48 and 7,696,640.88

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Solution

The fourth proportional to 14,223,012.17, 19,627,808.48 and 7,696,640.88 is: 10,621,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,012.17 : 19,627,808.48 = 7,696,640.88 : x
  2. Step 2: Convert to fraction form
    14,223,012.17/19,627,808.48 = 7,696,640.88/x
  3. Step 3: Cross multiply
    14,223,012.17x = 19,627,808.48 × 7,696,640.88
  4. Step 4: Simplify right side
    14,223,012.17x = 151,068,193,093,495.47
  5. Step 5: Solve for x
    x = 151,068,193,093,495.47/14,223,012.17
  6. Step 6: Final answer
    x = 10,621,392.38

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1.5x scale

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.