Home / 5,520,527.68-8,281,690.36-1,630,378.48

Finding the Fourth Proportional to 5,520,527.68, 8,281,690.36 and 1,630,378.48

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Solution

The fourth proportional to 5,520,527.68, 8,281,690.36 and 1,630,378.48 is: 2,445,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520,527.68 : 8,281,690.36 = 1,630,378.48 : x
  2. Step 2: Convert to fraction form
    5,520,527.68/8,281,690.36 = 1,630,378.48/x
  3. Step 3: Cross multiply
    5,520,527.68x = 8,281,690.36 × 1,630,378.48
  4. Step 4: Simplify right side
    5,520,527.68x = 13,502,289,740,967.45
  5. Step 5: Solve for x
    x = 13,502,289,740,967.45/5,520,527.68
  6. Step 6: Final answer
    x = 2,445,833.17

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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.