Home / 4,787,901.70-7,171,354.95-4,158,045.70

Finding the Fourth Proportional to 4,787,901.70, 7,171,354.95 and 4,158,045.70

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Solution

The fourth proportional to 4,787,901.70, 7,171,354.95 and 4,158,045.70 is: 6,227,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787,901.70 : 7,171,354.95 = 4,158,045.70 : x
  2. Step 2: Convert to fraction form
    4,787,901.70/7,171,354.95 = 4,158,045.70/x
  3. Step 3: Cross multiply
    4,787,901.70x = 7,171,354.95 × 4,158,045.70
  4. Step 4: Simplify right side
    4,787,901.70x = 29,818,821,613,021.22
  5. Step 5: Solve for x
    x = 29,818,821,613,021.22/4,787,901.70
  6. Step 6: Final answer
    x = 6,227,951.93

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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.