Home / 18,852,064.20-28,292,093.10-7,500,659.40

Finding the Fourth Proportional to 18,852,064.20, 28,292,093.10 and 7,500,659.40

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Solution

The fourth proportional to 18,852,064.20, 28,292,093.10 and 7,500,659.40 is: 11,256,558.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852,064.20 : 28,292,093.10 = 7,500,659.40 : x
  2. Step 2: Convert to fraction form
    18,852,064.20/28,292,093.10 = 7,500,659.40/x
  3. Step 3: Cross multiply
    18,852,064.20x = 28,292,093.10 × 7,500,659.40
  4. Step 4: Simplify right side
    18,852,064.20x = 212,209,354,056,190.16
  5. Step 5: Solve for x
    x = 212,209,354,056,190.16/18,852,064.20
  6. Step 6: Final answer
    x = 11,256,558.00

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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.