Home / 10,106,818.29-13,947,409.25-5,756,309.40

Finding the Fourth Proportional to 10,106,818.29, 13,947,409.25 and 5,756,309.40

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Solution

The fourth proportional to 10,106,818.29, 13,947,409.25 and 5,756,309.40 is: 7,943,706.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106,818.29 : 13,947,409.25 = 5,756,309.40 : x
  2. Step 2: Convert to fraction form
    10,106,818.29/13,947,409.25 = 5,756,309.40/x
  3. Step 3: Cross multiply
    10,106,818.29x = 13,947,409.25 × 5,756,309.40
  4. Step 4: Simplify right side
    10,106,818.29x = 80,285,602,942,640.41
  5. Step 5: Solve for x
    x = 80,285,602,942,640.41/10,106,818.29
  6. Step 6: Final answer
    x = 7,943,706.97

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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.