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Finding the Fourth Proportional to 36,805,225.60, 55,207,838.40 and 36,805,225.60

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Solution

The fourth proportional to 36,805,225.60, 55,207,838.40 and 36,805,225.60 is: 55,207,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,805,225.60 : 55,207,838.40 = 36,805,225.60 : x
  2. Step 2: Convert to fraction form
    36,805,225.60/55,207,838.40 = 36,805,225.60/x
  3. Step 3: Cross multiply
    36,805,225.60x = 55,207,838.40 × 36,805,225.60
  4. Step 4: Simplify right side
    36,805,225.60x = 2,031,936,947,200,343
  5. Step 5: Solve for x
    x = 2,031,936,947,200,343/36,805,225.60
  6. Step 6: Final answer
    x = 55,207,838.40

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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.