Home / 12,276,411.15-16,942,974.79-7,051,055.79

Finding the Fourth Proportional to 12,276,411.15, 16,942,974.79 and 7,051,055.79

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Solution

The fourth proportional to 12,276,411.15, 16,942,974.79 and 7,051,055.79 is: 9,731,334.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276,411.15 : 16,942,974.79 = 7,051,055.79 : x
  2. Step 2: Convert to fraction form
    12,276,411.15/16,942,974.79 = 7,051,055.79/x
  3. Step 3: Cross multiply
    12,276,411.15x = 16,942,974.79 × 7,051,055.79
  4. Step 4: Simplify right side
    12,276,411.15x = 119,465,860,492,853.53
  5. Step 5: Solve for x
    x = 119,465,860,492,853.53/12,276,411.15
  6. Step 6: Final answer
    x = 9,731,334.27

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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.