Home / 8,524,056.20-12,793,341.90-3,478,987.40

Finding the Fourth Proportional to 8,524,056.20, 12,793,341.90 and 3,478,987.40

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Solution

The fourth proportional to 8,524,056.20, 12,793,341.90 and 3,478,987.40 is: 5,221,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524,056.20 : 12,793,341.90 = 3,478,987.40 : x
  2. Step 2: Convert to fraction form
    8,524,056.20/12,793,341.90 = 3,478,987.40/x
  3. Step 3: Cross multiply
    8,524,056.20x = 12,793,341.90 × 3,478,987.40
  4. Step 4: Simplify right side
    8,524,056.20x = 44,507,875,273,992.06
  5. Step 5: Solve for x
    x = 44,507,875,273,992.06/8,524,056.20
  6. Step 6: Final answer
    x = 5,221,443.20

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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.