Home / 7,429,916.61-11,147,529.66-4,517,934.03

Finding the Fourth Proportional to 7,429,916.61, 11,147,529.66 and 4,517,934.03

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Solution

The fourth proportional to 7,429,916.61, 11,147,529.66 and 4,517,934.03 is: 6,778,515.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429,916.61 : 11,147,529.66 = 4,517,934.03 : x
  2. Step 2: Convert to fraction form
    7,429,916.61/11,147,529.66 = 4,517,934.03/x
  3. Step 3: Cross multiply
    7,429,916.61x = 11,147,529.66 × 4,517,934.03
  4. Step 4: Simplify right side
    7,429,916.61x = 50,363,803,601,348.34
  5. Step 5: Solve for x
    x = 50,363,803,601,348.34/7,429,916.61
  6. Step 6: Final answer
    x = 6,778,515.32

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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.