Home / 15,746,824.80-23,620,237.20-5,109,256.80

Finding the Fourth Proportional to 15,746,824.80, 23,620,237.20 and 5,109,256.80

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Solution

The fourth proportional to 15,746,824.80, 23,620,237.20 and 5,109,256.80 is: 7,663,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746,824.80 : 23,620,237.20 = 5,109,256.80 : x
  2. Step 2: Convert to fraction form
    15,746,824.80/23,620,237.20 = 5,109,256.80/x
  3. Step 3: Cross multiply
    15,746,824.80x = 23,620,237.20 × 5,109,256.80
  4. Step 4: Simplify right side
    15,746,824.80x = 120,681,857,531,712.95
  5. Step 5: Solve for x
    x = 120,681,857,531,712.95/15,746,824.80
  6. Step 6: Final answer
    x = 7,663,885.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.