Home / 52,627,113.65-78,946,085.13-19,865,277.74

Finding the Fourth Proportional to 52,627,113.65, 78,946,085.13 and 19,865,277.74

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Solution

The fourth proportional to 52,627,113.65, 78,946,085.13 and 19,865,277.74 is: 29,799,960.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,627,113.65 : 78,946,085.13 = 19,865,277.74 : x
  2. Step 2: Convert to fraction form
    52,627,113.65/78,946,085.13 = 19,865,277.74/x
  3. Step 3: Cross multiply
    52,627,113.65x = 78,946,085.13 × 19,865,277.74
  4. Step 4: Simplify right side
    52,627,113.65x = 1,568,285,907,715,964.75
  5. Step 5: Solve for x
    x = 1,568,285,907,715,964.75/52,627,113.65
  6. Step 6: Final answer
    x = 29,799,960.49

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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.