Home / 9,147,582.84-12,625,958.16-6,212,366.40

Finding the Fourth Proportional to 9,147,582.84, 12,625,958.16 and 6,212,366.40

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Solution

The fourth proportional to 9,147,582.84, 12,625,958.16 and 6,212,366.40 is: 8,574,623.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147,582.84 : 12,625,958.16 = 6,212,366.40 : x
  2. Step 2: Convert to fraction form
    9,147,582.84/12,625,958.16 = 6,212,366.40/x
  3. Step 3: Cross multiply
    9,147,582.84x = 12,625,958.16 × 6,212,366.40
  4. Step 4: Simplify right side
    9,147,582.84x = 78,437,078,240,989.83
  5. Step 5: Solve for x
    x = 78,437,078,240,989.83/9,147,582.84
  6. Step 6: Final answer
    x = 8,574,623.44

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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.