Home / 13,306,764.17-18,358,824.06-10,855,137.17

Finding the Fourth Proportional to 13,306,764.17, 18,358,824.06 and 10,855,137.17

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Solution

The fourth proportional to 13,306,764.17, 18,358,824.06 and 10,855,137.17 is: 14,976,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,764.17 : 18,358,824.06 = 10,855,137.17 : x
  2. Step 2: Convert to fraction form
    13,306,764.17/18,358,824.06 = 10,855,137.17/x
  3. Step 3: Cross multiply
    13,306,764.17x = 18,358,824.06 × 10,855,137.17
  4. Step 4: Simplify right side
    13,306,764.17x = 199,287,553,359,402.16
  5. Step 5: Solve for x
    x = 199,287,553,359,402.16/13,306,764.17
  6. Step 6: Final answer
    x = 14,976,409.81

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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.