Home / 52,919,005.05-72,859,299.12-45,152,880.57

Finding the Fourth Proportional to 52,919,005.05, 72,859,299.12 and 45,152,880.57

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Solution

The fourth proportional to 52,919,005.05, 72,859,299.12 and 45,152,880.57 is: 62,166,838.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,919,005.05 : 72,859,299.12 = 45,152,880.57 : x
  2. Step 2: Convert to fraction form
    52,919,005.05/72,859,299.12 = 45,152,880.57/x
  3. Step 3: Cross multiply
    52,919,005.05x = 72,859,299.12 × 45,152,880.57
  4. Step 4: Simplify right side
    52,919,005.05x = 3,289,807,231,579,266.50
  5. Step 5: Solve for x
    x = 3,289,807,231,579,266.50/52,919,005.05
  6. Step 6: Final answer
    x = 62,166,838.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.