Home / 12,218,604.48-16,860,684.96-7,062,298.56

Finding the Fourth Proportional to 12,218,604.48, 16,860,684.96 and 7,062,298.56

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Solution

The fourth proportional to 12,218,604.48, 16,860,684.96 and 7,062,298.56 is: 9,745,400.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,218,604.48 : 16,860,684.96 = 7,062,298.56 : x
  2. Step 2: Convert to fraction form
    12,218,604.48/16,860,684.96 = 7,062,298.56/x
  3. Step 3: Cross multiply
    12,218,604.48x = 16,860,684.96 × 7,062,298.56
  4. Step 4: Simplify right side
    12,218,604.48x = 119,075,191,113,621.66
  5. Step 5: Solve for x
    x = 119,075,191,113,621.66/12,218,604.48
  6. Step 6: Final answer
    x = 9,745,400.25

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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.