Home / 11,657,903.92-16,089,064.04-8,712,605.68

Finding the Fourth Proportional to 11,657,903.92, 16,089,064.04 and 8,712,605.68

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Solution

The fourth proportional to 11,657,903.92, 16,089,064.04 and 8,712,605.68 is: 12,024,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,903.92 : 16,089,064.04 = 8,712,605.68 : x
  2. Step 2: Convert to fraction form
    11,657,903.92/16,089,064.04 = 8,712,605.68/x
  3. Step 3: Cross multiply
    11,657,903.92x = 16,089,064.04 × 8,712,605.68
  4. Step 4: Simplify right side
    11,657,903.92x = 140,177,670,740,787.73
  5. Step 5: Solve for x
    x = 140,177,670,740,787.73/11,657,903.92
  6. Step 6: Final answer
    x = 12,024,260.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.