Home / 17,628,907.20-26,443,360.80-10,056,638.40

Finding the Fourth Proportional to 17,628,907.20, 26,443,360.80 and 10,056,638.40

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Solution

The fourth proportional to 17,628,907.20, 26,443,360.80 and 10,056,638.40 is: 15,084,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,628,907.20 : 26,443,360.80 = 10,056,638.40 : x
  2. Step 2: Convert to fraction form
    17,628,907.20/26,443,360.80 = 10,056,638.40/x
  3. Step 3: Cross multiply
    17,628,907.20x = 26,443,360.80 × 10,056,638.40
  4. Step 4: Simplify right side
    17,628,907.20x = 265,931,317,646,334.75
  5. Step 5: Solve for x
    x = 265,931,317,646,334.75/17,628,907.20
  6. Step 6: Final answer
    x = 15,084,957.60

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Similar ratio
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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.