Home / 10,368,745.30-15,553,117.95-4,385,113.30

Finding the Fourth Proportional to 10,368,745.30, 15,553,117.95 and 4,385,113.30

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Solution

The fourth proportional to 10,368,745.30, 15,553,117.95 and 4,385,113.30 is: 6,577,669.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,745.30 : 15,553,117.95 = 4,385,113.30 : x
  2. Step 2: Convert to fraction form
    10,368,745.30/15,553,117.95 = 4,385,113.30/x
  3. Step 3: Cross multiply
    10,368,745.30x = 15,553,117.95 × 4,385,113.30
  4. Step 4: Simplify right side
    10,368,745.30x = 68,202,184,379,013.73
  5. Step 5: Solve for x
    x = 68,202,184,379,013.73/10,368,745.30
  6. Step 6: Final answer
    x = 6,577,669.95

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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.