Home / 6,918,203.60-10,377,305.40-4,405,000.40

Finding the Fourth Proportional to 6,918,203.60, 10,377,305.40 and 4,405,000.40

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Solution

The fourth proportional to 6,918,203.60, 10,377,305.40 and 4,405,000.40 is: 6,607,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,203.60 : 10,377,305.40 = 4,405,000.40 : x
  2. Step 2: Convert to fraction form
    6,918,203.60/10,377,305.40 = 4,405,000.40/x
  3. Step 3: Cross multiply
    6,918,203.60x = 10,377,305.40 × 4,405,000.40
  4. Step 4: Simplify right side
    6,918,203.60x = 45,712,034,437,922.16
  5. Step 5: Solve for x
    x = 45,712,034,437,922.16/6,918,203.60
  6. Step 6: Final answer
    x = 6,607,500.60

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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.