Home / 6,549,439.65-9,778,108.80-5,004,348.72

Finding the Fourth Proportional to 6,549,439.65, 9,778,108.80 and 5,004,348.72

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Solution

The fourth proportional to 6,549,439.65, 9,778,108.80 and 5,004,348.72 is: 7,471,336.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,549,439.65 : 9,778,108.80 = 5,004,348.72 : x
  2. Step 2: Convert to fraction form
    6,549,439.65/9,778,108.80 = 5,004,348.72/x
  3. Step 3: Cross multiply
    6,549,439.65x = 9,778,108.80 × 5,004,348.72
  4. Step 4: Simplify right side
    6,549,439.65x = 48,933,066,257,300.73
  5. Step 5: Solve for x
    x = 48,933,066,257,300.73/6,549,439.65
  6. Step 6: Final answer
    x = 7,471,336.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.