Home / 25,945,153.70-38,917,730.55-16,402,835.30

Finding the Fourth Proportional to 25,945,153.70, 38,917,730.55 and 16,402,835.30

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Solution

The fourth proportional to 25,945,153.70, 38,917,730.55 and 16,402,835.30 is: 24,604,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,945,153.70 : 38,917,730.55 = 16,402,835.30 : x
  2. Step 2: Convert to fraction form
    25,945,153.70/38,917,730.55 = 16,402,835.30/x
  3. Step 3: Cross multiply
    25,945,153.70x = 38,917,730.55 × 16,402,835.30
  4. Step 4: Simplify right side
    25,945,153.70x = 638,361,124,461,428.38
  5. Step 5: Solve for x
    x = 638,361,124,461,428.38/25,945,153.70
  6. Step 6: Final answer
    x = 24,604,252.95

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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.