Home / 12,219,327.95-16,860,799.76-7,061,694.26

Finding the Fourth Proportional to 12,219,327.95, 16,860,799.76 and 7,061,694.26

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Solution

The fourth proportional to 12,219,327.95, 16,860,799.76 and 7,061,694.26 is: 9,744,055.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,219,327.95 : 16,860,799.76 = 7,061,694.26 : x
  2. Step 2: Convert to fraction form
    12,219,327.95/16,860,799.76 = 7,061,694.26/x
  3. Step 3: Cross multiply
    12,219,327.95x = 16,860,799.76 × 7,061,694.26
  4. Step 4: Simplify right side
    12,219,327.95x = 119,065,812,764,588.89
  5. Step 5: Solve for x
    x = 119,065,812,764,588.89/12,219,327.95
  6. Step 6: Final answer
    x = 9,744,055.75

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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.