Home / 10,642,701.60-15,959,386.80-4,250,829.60

Finding the Fourth Proportional to 10,642,701.60, 15,959,386.80 and 4,250,829.60

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Solution

The fourth proportional to 10,642,701.60, 15,959,386.80 and 4,250,829.60 is: 6,374,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,642,701.60 : 15,959,386.80 = 4,250,829.60 : x
  2. Step 2: Convert to fraction form
    10,642,701.60/15,959,386.80 = 4,250,829.60/x
  3. Step 3: Cross multiply
    10,642,701.60x = 15,959,386.80 × 4,250,829.60
  4. Step 4: Simplify right side
    10,642,701.60x = 67,840,633,807,289.27
  5. Step 5: Solve for x
    x = 67,840,633,807,289.27/10,642,701.60
  6. Step 6: Final answer
    x = 6,374,380.90

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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.