Home / 7,886,332.98-11,830,443.84-2,420,711.87

Finding the Fourth Proportional to 7,886,332.98, 11,830,443.84 and 2,420,711.87

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Solution

The fourth proportional to 7,886,332.98, 11,830,443.84 and 2,420,711.87 is: 3,631,357.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,332.98 : 11,830,443.84 = 2,420,711.87 : x
  2. Step 2: Convert to fraction form
    7,886,332.98/11,830,443.84 = 2,420,711.87/x
  3. Step 3: Cross multiply
    7,886,332.98x = 11,830,443.84 × 2,420,711.87
  4. Step 4: Simplify right side
    7,886,332.98x = 28,638,095,860,432.49
  5. Step 5: Solve for x
    x = 28,638,095,860,432.49/7,886,332.98
  6. Step 6: Final answer
    x = 3,631,357.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.