Home / 6,463,710.69-8,919,981.38-3,563,205.35

Finding the Fourth Proportional to 6,463,710.69, 8,919,981.38 and 3,563,205.35

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Solution

The fourth proportional to 6,463,710.69, 8,919,981.38 and 3,563,205.35 is: 4,917,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463,710.69 : 8,919,981.38 = 3,563,205.35 : x
  2. Step 2: Convert to fraction form
    6,463,710.69/8,919,981.38 = 3,563,205.35/x
  3. Step 3: Cross multiply
    6,463,710.69x = 8,919,981.38 × 3,563,205.35
  4. Step 4: Simplify right side
    6,463,710.69x = 31,783,725,312,700.45
  5. Step 5: Solve for x
    x = 31,783,725,312,700.45/6,463,710.69
  6. Step 6: Final answer
    x = 4,917,256.80

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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.