Home / 52,550,813.89-78,826,225.69-15,663,275.38

Finding the Fourth Proportional to 52,550,813.89, 78,826,225.69 and 15,663,275.38

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Solution

The fourth proportional to 52,550,813.89, 78,826,225.69 and 15,663,275.38 is: 23,494,914.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,550,813.89 : 78,826,225.69 = 15,663,275.38 : x
  2. Step 2: Convert to fraction form
    52,550,813.89/78,826,225.69 = 15,663,275.38/x
  3. Step 3: Cross multiply
    52,550,813.89x = 78,826,225.69 × 15,663,275.38
  4. Step 4: Simplify right side
    52,550,813.89x = 1,234,676,879,754,369.25
  5. Step 5: Solve for x
    x = 1,234,676,879,754,369.25/52,550,813.89
  6. Step 6: Final answer
    x = 23,494,914.51

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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.