Home / 6,478,468.80-9,717,703.20-4,966,814.40

Finding the Fourth Proportional to 6,478,468.80, 9,717,703.20 and 4,966,814.40

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Solution

The fourth proportional to 6,478,468.80, 9,717,703.20 and 4,966,814.40 is: 7,450,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,468.80 : 9,717,703.20 = 4,966,814.40 : x
  2. Step 2: Convert to fraction form
    6,478,468.80/9,717,703.20 = 4,966,814.40/x
  3. Step 3: Cross multiply
    6,478,468.80x = 9,717,703.20 × 4,966,814.40
  4. Step 4: Simplify right side
    6,478,468.80x = 48,266,028,188,686.08
  5. Step 5: Solve for x
    x = 48,266,028,188,686.08/6,478,468.80
  6. Step 6: Final answer
    x = 7,450,221.60

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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.