Home / 52,176,312.52-78,232,332.69-17,629,450.40

Finding the Fourth Proportional to 52,176,312.52, 78,232,332.69 and 17,629,450.40

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Solution

The fourth proportional to 52,176,312.52, 78,232,332.69 and 17,629,450.40 is: 26,433,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,176,312.52 : 78,232,332.69 = 17,629,450.40 : x
  2. Step 2: Convert to fraction form
    52,176,312.52/78,232,332.69 = 17,629,450.40/x
  3. Step 3: Cross multiply
    52,176,312.52x = 78,232,332.69 × 17,629,450.40
  4. Step 4: Simplify right side
    52,176,312.52x = 1,379,193,028,749,799.25
  5. Step 5: Solve for x
    x = 1,379,193,028,749,799.25/52,176,312.52
  6. Step 6: Final answer
    x = 26,433,317.38

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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.