Home / 4,909,599.40-7,357,487.10-3,900,447.40

Finding the Fourth Proportional to 4,909,599.40, 7,357,487.10 and 3,900,447.40

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Solution

The fourth proportional to 4,909,599.40, 7,357,487.10 and 3,900,447.40 is: 5,845,179.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909,599.40 : 7,357,487.10 = 3,900,447.40 : x
  2. Step 2: Convert to fraction form
    4,909,599.40/7,357,487.10 = 3,900,447.40/x
  3. Step 3: Cross multiply
    4,909,599.40x = 7,357,487.10 × 3,900,447.40
  4. Step 4: Simplify right side
    4,909,599.40x = 28,697,491,429,728.54
  5. Step 5: Solve for x
    x = 28,697,491,429,728.54/4,909,599.40
  6. Step 6: Final answer
    x = 5,845,179.84

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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.