Home / 8,705,336.49-12,012,409.35-5,033,696.40

Finding the Fourth Proportional to 8,705,336.49, 12,012,409.35 and 5,033,696.40

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Solution

The fourth proportional to 8,705,336.49, 12,012,409.35 and 5,033,696.40 is: 6,945,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,705,336.49 : 12,012,409.35 = 5,033,696.40 : x
  2. Step 2: Convert to fraction form
    8,705,336.49/12,012,409.35 = 5,033,696.40/x
  3. Step 3: Cross multiply
    8,705,336.49x = 12,012,409.35 × 5,033,696.40
  4. Step 4: Simplify right side
    8,705,336.49x = 60,466,821,700,421.34
  5. Step 5: Solve for x
    x = 60,466,821,700,421.34/8,705,336.49
  6. Step 6: Final answer
    x = 6,945,948.82

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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.