Home / 31,979,025-47,968,545.69-8,953,351.77

Finding the Fourth Proportional to 31,979,025, 47,968,545.69 and 8,953,351.77

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Solution

The fourth proportional to 31,979,025, 47,968,545.69 and 8,953,351.77 is: 13,430,029.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979,025 : 47,968,545.69 = 8,953,351.77 : x
  2. Step 2: Convert to fraction form
    31,979,025/47,968,545.69 = 8,953,351.77/x
  3. Step 3: Cross multiply
    31,979,025x = 47,968,545.69 × 8,953,351.77
  4. Step 4: Simplify right side
    31,979,025x = 429,479,263,457,887.31
  5. Step 5: Solve for x
    x = 429,479,263,457,887.31/31,979,025
  6. Step 6: Final answer
    x = 13,430,029.95

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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.